半衰期2 (Chinese Wikipedia)

Half-Life 2 maker wins legal case. BBC. 2004-11-30 [2008-10-03]. （原始内容存档于2009-02-08）.
Half-Life 2 sweeps Bafta awards. BBC News. 2005-03-01 [2006-05-22]. （原始内容存档于2005-11-13）.

beareyes.com.cn

bak1.beareyes.com.cn

跳票之王—《半条命2》. 游戏轴心. 2004年9月2日 [2010-03-10]. （原始内容存档于2012-11-24）.

cincinnati.com

Half-Life 2: A Tech Masterpiece. Cincinnati Enquirer. [2006-05-20]. （原始内容存档于2006-03-16）.

cnn.com

money.cnn.com

Playable Version of Half-Life 2 Stolen. CNN Money. [2007-02-14]. （原始内容存档于2007-03-03）.

crispygamer.com

Crispy Gamer | Game of the Decade: Championship Round. Crispy Gamer. 2009-12-11 [2010-02-10]. （原始内容存档于2010-04-21）.

edge-online.co.uk

Reviews Database. Edge Online. [2006-6-.]. （原始内容存档于2007-04-29）.

eeggs.com

G-Man Sightings. The Easter Eggs Archive. [2010-03-12]. （原始内容存档于2010-03-13）.
Half-Life 2 Easter Eggs. The Easter Eggs Archive. [2010-03-12]. （原始内容存档于2010-03-06）.

eurogamer.net

Bramwell, Tom. Valve Talks Episode Two Interview. Eurogamer. 2007-05-21 [2008-09-22]. （原始内容存档于2007-10-09）.
Interview - Opening the Valve. Eurogamer. [2006-06-07]. （原始内容存档于2013-06-27）.

gamasutra.com

Analysis: Valve's Lifetime Retail Sales For Half-Life, Counter-Strike Franchises. Gamasutra. 2008-12-03 [2008-12-03]. （原始内容存档于2008-12-05）.
Valve: PC Has 'Perception Problem,' Piracy Reflects 'Unserved Customers'. Gamasutra. 2008-05-03 [2008-12-03]. （原始内容存档于2017-06-10）.
Remo, Chris. Analysis: Valve's Lifetime Retail Sales For Half-Life, Counter-Strike Franchises. Gamasutra. 2008-12-03 [2008-12-03]. （原始内容存档于2008-12-05）.

gamepro.com

Snow, Blake. Guinness World Records: Gamer's Edition comes Mar. 11. GamePro. 2008-01-28 [2008-09-23]. （原始内容存档于2009-02-19）.

gamepro.com.au

Half-Life 2 - Australian Review (Reviews). GamePro. [2006-05-21]. （原始内容存档于2008-09-17）.

gamerankings.com

Half-Life 2 PC Reviews. GameRankings. [2006-05-19]. （原始内容存档于2006-06-13）.

gamespot.com

Half-Life 2: Release Summary. GameSpot. CNET Networks, Inc. [2008-07-09]. （原始内容存档于2009-02-02）.
The Orange Box: Release Summary. GameSpot. CNET Networks, Inc. [2008-07-09]. （原始内容存档于2008-12-06）.
Keighley, Geoff. Behind the Games: The Final Hours of Half-Life 2 (Part III). GameSpot. CNET Networks, Inc. [2006-07-09]. （原始内容存档于2006-10-19）.
Parker, Sam. Half Life 2 Source Leaked. GameSpot. 2003-10-02 [2008-09-22]. （原始内容存档于2011-06-28）.
Thorson, Tor. Half-Life 2: Episode Two pushed to 2007?. GameSpot. CNET Networks, Inc. 2006-08-24 [2008-09-22]. （原始内容存档于2007-09-29）.
what is going to take?. gamespot. [2010-03-10]. （原始内容存档于2010-02-27）.
Zombie Basketball. gamespot. [2010-03-10]. （原始内容存档于2010-01-04）.
The Devil Is in the Details. gamespot. [2010-03-10]. （原始内容存档于2009-12-31）.
The Whack Heard Round the World. gamespot. [2010-03-11]. （原始内容存档于2010-01-06）.
Surette, Tim. Half-Life 2 finds Lost Coast. GameSpot. 2005-10-27 [2008-09-23]. （原始内容存档于2007-08-19）.
Hello, Gabe. gamespot. [2010-03-11]. （原始内容存档于2010-02-01）.
The Potemkin Village?. gamespot. [2010-03-10]. （原始内容存档于2010-01-05）.
Half-Life 2 guns for November 16 release date. [2010-03-11]. （原始内容存档于2010-08-05）.
Valve vs. Vivendi dogfight heats up in US District Court. [2008-09-21]. （原始内容存档于2011-06-28）.
Half-Life 2: Episode One gold, Two dated, Three announced. GameSpot. [2006-05-25]. （原始内容存档于2011-08-25）.

gamespy.com

pc.gamespy.com

Fudge, James. Havok's Half-Life 2 Marketing Campaign. GameSpy. 2004-03-25 [2008-09-23]. （原始内容存档于2008-08-20）.
Autrijve, Rainier Van. Blow Off Some Steam and Pre-Order Half-Life 2 (PC). GameSpy. 2004-10-06 [2008-10-03]. （原始内容存档于2008-10-06）.
Half-Life 2 review. GameSpy. [2006-05-20]. （原始内容存档于2011-08-25）.

au.pc.gamespy.com

Van Autrijve, Rainier. Doug Lombardi of Valve Software.. GameSpy. IGN Entertainment, Inc. 2004-10-21 [2009-11-06]. （原始内容存档于2013-11-02）.

golem.de

Half-Life 2 - Missglückter Start dank Steam. golem. 2004-11-17 [2011-01-02]. （原始内容存档于2011-09-28）（德语）.

guardian.co.uk

The Gamesblog 50 games of the Noughties: number one | Technology | guardian.co.uk. 《衛報》. 2009-12-16 [2010-02-10]. （原始内容存档于2010-03-16）.

guinnessworldrecords.com

gamers.guinnessworldrecords.com

PC GAMING RECORDS. 吉尼斯世界纪录. [2010-03-02]. （原始内容存档于2008-04-05）.

half-life2.com

ep1.half-life2.com

Half-Life 2: Episode One. Valve Corporation. [2006-05-19]. （原始内容存档于2008-07-25）.

halflife2.net

Source Engine. halflife2.net. [2010-03-12]. （原始内容存档于2010-02-18）.
论坛上的原文. [2010-03-08]. （原始内容存档于2003-12-02）.

hlfallout.net

Chapter II: Red Letter Day. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-27）.
Chapter III: Route Kanal. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-27）.
Chapter VII: Highway 17. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-31）.
Chapter VI: We Don't Go To Ravenholm. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.
Chapter IX: Nova Prospekt. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-06-06）.
Chapter X: Entanglement. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.
Chapter XI: Anticitizen One. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-04-21）.
Chapter XIV: Dark Energy. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.

ign.com

pc.ign.com

Butts, Steve. Half-Life 2 Preview. IGN. IGN Entertainment. 2003-05-08 [2008-09-22]. （原始内容存档于2013-11-11）.
Dan Adams. IGN: Half-Life 2 Review. Pc.ign.com. [2008-09-21]. （原始内容存档于2011-08-25）.
Adams, David. Gabe Newell on CS: Source, HL2 Preloads. IGN. 2004-08-18 [2008-09-21]. （原始内容存档于2009-01-13）.
Half-Life 2 Review. IGN. [2006-05-20]. （原始内容存档于2011-08-25）.

bestof.ign.com

IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-08-19）.
IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-03-24）.
IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-03-24）.

guides.ign.com

Half-Life 2 Guide/Walkthrough - PC, PC Walkthrough - IGN. IGN. [2010-03-07]. （原始内容存档于2010-05-08）.
Half-Life 2 Guide/Walkthrough - PC, PC Walkthrough - IGN. IGN. [2010-03-07]. （原始内容存档于2010-04-04）.

uk.ign.com

Best Videogames and Computer Games of the Decade 2000-2009. IGN. [2010-02-10]. （原始内容存档于2011-07-13）.

imdb.com

Trivia for Half-Life 2. 互联网电影数据库. [2010-03-11]. （原始内容存档于2009-07-13）.
Full cast and crew for Half-Life 2. IMDb. [2010-03-11]. （原始内容存档于2011-03-20）.

insmod.net

Insurgency: Modern Infantry Combat. Insurgency Team. [2008-02-04]. （原始内容存档于2008-02-10）.

interactive.org

AIAS Annual Awards. AIAS. [2010-02-08]. （原始内容存档于2010-01-28）.

metacritic.com

Half-Life 2 PC Reviews. Metacritic. [2006-05-20]. （原始内容存档于2006-05-23）.
Half-Life 2. Metacritic. [2008-09-22]. （原始内容存档于2010-08-17）.
PC Game Reviews at Metacritic.com. Metacritic. [2010-02-13]. （原始内容存档于2010-01-17）.

moon-soft.com

《半条命2》中文版上市进入倒计时. 月光软件. 2005-01-20 [2010-03-24]. （原始内容存档于2014-09-14）.

netjak.com

Half-Life 2 - Windows Review. Netjak.com. [2008-09-21]. （原始内容存档于2007-05-03）.

nytimes.com

A Big Sequel That’s Worthy of Its Lineage. The New York Times. [2006-05-20]. （原始内容存档于2011-08-25）.

planetamd64.com

Latest Steam Update - Half-Life 2 x64 Broken. PlanetAMD64. [2008-09-21]. （原始内容存档于2008-05-11）.
Half-Life 2: Episode One Error Reports#A bunch of finger pointing. Valve Developer Community. 2006-06-04 [2008-09-21]. （原始内容存档于2008-09-19）.

play.tm

'Phatbot' man linked with Half-Life 2 leak. play.tm. [2007-02-16]. （原始内容存档于2007-02-19）.

pvkii.com

Pirates, Vikings & Knights II. PVKII Team. [2008-09-27]. （原始内容存档于2008-09-25）.

shacknews.com

Steve Gibson. Half-Life 2 Delay. 2003-09-23 [2010-03-10]. （原始内容存档于2006-12-05）.

sharkyextreme.com

Sharky Extreme - Half-Life 2 Review. Sharkyextreme.com. [2008-09-21]. （原始内容存档于2007-06-24）.

softhouse.com.cn

news.softhouse.com.cn

《半条命2》明日登场. 软件屋. 2004-11-15 [2010-03-02]. （原始内容存档于2010-01-28）.

steampowered.com

store.steampowered.com

News - Half-Life 2, Half-Life 2: Episode 1 & 2 get SteamPlay, Steam Cloud and Achievements. Steam. 2010-05-27 [2010-06-18]. （原始内容存档于2011-01-28）.
VALVE UNVEILS 64-BIT SOURCE(TM) GAMING TECHNOLOGY DEVELOPED IN CONJUNCTION WITH AMD. Steam Powered. [2006-03-23]. （原始内容存档于2010-04-18）.
Free Yourself. [2010-06-18]. （原始内容存档于2010-06-18）.
VALVE CYBER CAFÉ PROGRAM. Valve. [2007-03-06]. （原始内容存档于2016-03-04）.

storefront.steampowered.com

Steam News Update Friday, September 26, 2008. Steam. Valve. 2008-09-26 [2008-09-27]. （原始内容存档于2008-09-28）.

techgage.com

Review: Half-Life 2: 64-Bit - Reason to get excited?. Techgage. [2006-03-23]. （原始内容存档于2006-11-16）.

technewsworld.com

Half Life 2 Source-Code Leak Delays Debut. TechNewsWorld. [2007-02-14]. （原始内容存档于2006-11-12）.

the-dragons-abyss.co.uk

Half-Life 2 - The Combine. .the-dragons-abyss. [2010-03-10]. ^{[永久失效連結]}

usatoday.com

'Orange Box' packs action, value. USA Today. 2007-10-18 [2008-10-03]. （原始内容存档于2009-01-06）.

valvesoftware.com

developer.valvesoftware.com

Latest Steam Update - Half-Life 2 x64 Broken. PlanetAMD64. [2008-09-21]. （原始内容存档于2008-05-11）.
Half-Life 2: Episode One Error Reports#A bunch of finger pointing. Valve Developer Community. 2006-06-04 [2008-09-21]. （原始内容存档于2008-09-19）.
64-bit mode with Source SDK - Valve Developer Community. developer.valvesoftware.com. [2024-06-19]. （原始内容存档于2024-06-19）.

store.valvesoftware.com

HL2 Headcrab Collectible. Valve Corporation. [2006-05-20]. （原始内容存档于2010-07-24）.
The Valve Store. Valve Corporation. [2006-05-20]. （原始内容存档于2006-07-07）.

valvesoftware.com

Valve Awards. Valve Corporation. [2008-09-22]. （原始内容存档于2012-10-16）.

web.archive.org

Half-Life 2: Release Summary. GameSpot. CNET Networks, Inc. [2008-07-09]. （原始内容存档于2009-02-02）.
The Orange Box: Release Summary. GameSpot. CNET Networks, Inc. [2008-07-09]. （原始内容存档于2008-12-06）.
Keighley, Geoff. Behind the Games: The Final Hours of Half-Life 2 (Part III). GameSpot. CNET Networks, Inc. [2006-07-09]. （原始内容存档于2006-10-19）.
Bramwell, Tom. Valve Talks Episode Two Interview. Eurogamer. 2007-05-21 [2008-09-22]. （原始内容存档于2007-10-09）.
Parker, Sam. Half Life 2 Source Leaked. GameSpot. 2003-10-02 [2008-09-22]. （原始内容存档于2011-06-28）.
Van Autrijve, Rainier. Doug Lombardi of Valve Software.. GameSpy. IGN Entertainment, Inc. 2004-10-21 [2009-11-06]. （原始内容存档于2013-11-02）.
Butts, Steve. Half-Life 2 Preview. IGN. IGN Entertainment. 2003-05-08 [2008-09-22]. （原始内容存档于2013-11-11）.
Thorson, Tor. Half-Life 2: Episode Two pushed to 2007?. GameSpot. CNET Networks, Inc. 2006-08-24 [2008-09-22]. （原始内容存档于2007-09-29）.
Half-Life 2 PC Reviews. GameRankings. [2006-05-19]. （原始内容存档于2006-06-13）.
Half-Life 2 PC Reviews. Metacritic. [2006-05-20]. （原始内容存档于2006-05-23）.
The Gamesblog 50 games of the Noughties: number one | Technology | guardian.co.uk. 《衛報》. 2009-12-16 [2010-02-10]. （原始内容存档于2010-03-16）.
Crispy Gamer | Game of the Decade: Championship Round. Crispy Gamer. 2009-12-11 [2010-02-10]. （原始内容存档于2010-04-21）.
Best Videogames and Computer Games of the Decade 2000-2009. IGN. [2010-02-10]. （原始内容存档于2011-07-13）.
Analysis: Valve's Lifetime Retail Sales For Half-Life, Counter-Strike Franchises. Gamasutra. 2008-12-03 [2008-12-03]. （原始内容存档于2008-12-05）.
Valve: PC Has 'Perception Problem,' Piracy Reflects 'Unserved Customers'. Gamasutra. 2008-05-03 [2008-12-03]. （原始内容存档于2017-06-10）.
Half-Life 2: Episode One. Valve Corporation. [2006-05-19]. （原始内容存档于2008-07-25）.
Chapter II: Red Letter Day. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-27）.
Chapter III: Route Kanal. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-27）.
Chapter VII: Highway 17. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-05-31）.
Chapter VI: We Don't Go To Ravenholm. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.
Chapter IX: Nova Prospekt. Half-Life Fallout. [2006-05-21]. （原始内容存档于2007-06-06）.
Chapter X: Entanglement. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.
Chapter XI: Anticitizen One. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-04-21）.
Chapter XIV: Dark Energy. Half-Life Fallout. [2006-05-21]. （原始内容存档于2006-06-19）.
Half-Life 2 Guide/Walkthrough - PC, PC Walkthrough - IGN. IGN. [2010-03-07]. （原始内容存档于2010-05-08）.
Half-Life 2 Guide/Walkthrough - PC, PC Walkthrough - IGN. IGN. [2010-03-07]. （原始内容存档于2010-04-04）.
Trivia for Half-Life 2. 互联网电影数据库. [2010-03-11]. （原始内容存档于2009-07-13）.
G-Man Sightings. The Easter Eggs Archive. [2010-03-12]. （原始内容存档于2010-03-13）.
Half-Life 2 Easter Eggs. The Easter Eggs Archive. [2010-03-12]. （原始内容存档于2010-03-06）.
what is going to take?. gamespot. [2010-03-10]. （原始内容存档于2010-02-27）.
Zombie Basketball. gamespot. [2010-03-10]. （原始内容存档于2010-01-04）.
The Devil Is in the Details. gamespot. [2010-03-10]. （原始内容存档于2009-12-31）.
The Whack Heard Round the World. gamespot. [2010-03-11]. （原始内容存档于2010-01-06）.
Fudge, James. Havok's Half-Life 2 Marketing Campaign. GameSpy. 2004-03-25 [2008-09-23]. （原始内容存档于2008-08-20）.
《半条命2》明日登场. 软件屋. 2004-11-15 [2010-03-02]. （原始内容存档于2010-01-28）.
Source Engine. halflife2.net. [2010-03-12]. （原始内容存档于2010-02-18）.
Surette, Tim. Half-Life 2 finds Lost Coast. GameSpot. 2005-10-27 [2008-09-23]. （原始内容存档于2007-08-19）.
Half-Life 2 - Windows Review. Netjak.com. [2008-09-21]. （原始内容存档于2007-05-03）.
Sharky Extreme - Half-Life 2 Review. Sharkyextreme.com. [2008-09-21]. （原始内容存档于2007-06-24）.
Half Life 2 Source-Code Leak Delays Debut. TechNewsWorld. [2007-02-14]. （原始内容存档于2006-11-12）.
Playable Version of Half-Life 2 Stolen. CNN Money. [2007-02-14]. （原始内容存档于2007-03-03）.
论坛上的原文. [2010-03-08]. （原始内容存档于2003-12-02）.
'Phatbot' man linked with Half-Life 2 leak. play.tm. [2007-02-16]. （原始内容存档于2007-02-19）.
How Legal Codes Can Hinder Hacker Cases — WSJ.com. Online.wsj.com. [2008-09-21]. （原始内容存档于2009-03-09）.
Hacker Hitmen - Cyber Attacks Used to Be for Thrill Seekers. Now They're About Money.. [2010-01-23]. （原始内容存档于2006-11-10）.
How Legal Codes Can Hinder Hacker Cases. Wall Street Journal Online. [2008-04-12]. （原始内容存档于2009-03-09）.
Hello, Gabe. gamespot. [2010-03-11]. （原始内容存档于2010-02-01）.
Full cast and crew for Half-Life 2. IMDb. [2010-03-11]. （原始内容存档于2011-03-20）.
The Potemkin Village?. gamespot. [2010-03-10]. （原始内容存档于2010-01-05）.
Steve Gibson. Half-Life 2 Delay. 2003-09-23 [2010-03-10]. （原始内容存档于2006-12-05）.
跳票之王—《半条命2》. 游戏轴心. 2004年9月2日 [2010-03-10]. （原始内容存档于2012-11-24）.
Adams, David. Gabe Newell on CS: Source, HL2 Preloads. IGN. 2004-08-18 [2008-09-21]. （原始内容存档于2009-01-13）.
Half-Life 2 guns for November 16 release date. [2010-03-11]. （原始内容存档于2010-08-05）.
Autrijve, Rainier Van. Blow Off Some Steam and Pre-Order Half-Life 2 (PC). GameSpy. 2004-10-06 [2008-10-03]. （原始内容存档于2008-10-06）.
Half-Life 2 - Missglückter Start dank Steam. golem. 2004-11-17 [2011-01-02]. （原始内容存档于2011-09-28）（德语）.
《半条命2》中文版上市进入倒计时. 月光软件. 2005-01-20 [2010-03-24]. （原始内容存档于2014-09-14）.
Half-Life 2 Demo now available. ATI. [2008-10-03]. （原始内容存档于2008-12-06）.
VALVE UNVEILS 64-BIT SOURCE(TM) GAMING TECHNOLOGY DEVELOPED IN CONJUNCTION WITH AMD. Steam Powered. [2006-03-23]. （原始内容存档于2010-04-18）.
Review: Half-Life 2: 64-Bit - Reason to get excited?. Techgage. [2006-03-23]. （原始内容存档于2006-11-16）.
Latest Steam Update - Half-Life 2 x64 Broken. PlanetAMD64. [2008-09-21]. （原始内容存档于2008-05-11）.
Half-Life 2: Episode One Error Reports#A bunch of finger pointing. Valve Developer Community. 2006-06-04 [2008-09-21]. （原始内容存档于2008-09-19）.
64-bit mode with Source SDK - Valve Developer Community. developer.valvesoftware.com. [2024-06-19]. （原始内容存档于2024-06-19）.
'Orange Box' packs action, value. USA Today. 2007-10-18 [2008-10-03]. （原始内容存档于2009-01-06）.
Free Yourself. [2010-06-18]. （原始内容存档于2010-06-18）.
HL2 Headcrab Collectible. Valve Corporation. [2006-05-20]. （原始内容存档于2010-07-24）.
The Valve Store. Valve Corporation. [2006-05-20]. （原始内容存档于2006-07-07）.
Valve vs. Vivendi dogfight heats up in US District Court. [2008-09-21]. （原始内容存档于2011-06-28）.
Half-Life 2 maker wins legal case. BBC. 2004-11-30 [2008-10-03]. （原始内容存档于2009-02-08）.
VALVE CYBER CAFÉ PROGRAM. Valve. [2007-03-06]. （原始内容存档于2016-03-04）.
Reviews Database. Edge Online. [2006-6-.]. （原始内容存档于2007-04-29）.
Half-Life 2 - Australian Review (Reviews). GamePro. [2006-05-21]. （原始内容存档于2008-09-17）.
Half-Life 2: A Tech Masterpiece. Cincinnati Enquirer. [2006-05-20]. （原始内容存档于2006-03-16）.
Half-Life 2. Metacritic. [2008-09-22]. （原始内容存档于2010-08-17）.
IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-08-19）.
IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-03-24）.
IGN.com presents The Best of 2004. IGN.com. [2010-02-08]. （原始内容存档于2010-03-24）.
AIAS Annual Awards. AIAS. [2010-02-08]. （原始内容存档于2010-01-28）.
Half-Life 2 sweeps Bafta awards. BBC News. 2005-03-01 [2006-05-22]. （原始内容存档于2005-11-13）.
Remo, Chris. Analysis: Valve's Lifetime Retail Sales For Half-Life, Counter-Strike Franchises. Gamasutra. 2008-12-03 [2008-12-03]. （原始内容存档于2008-12-05）.
PC Game Reviews at Metacritic.com. Metacritic. [2010-02-13]. （原始内容存档于2010-01-17）.
Snow, Blake. Guinness World Records: Gamer's Edition comes Mar. 11. GamePro. 2008-01-28 [2008-09-23]. （原始内容存档于2009-02-19）.
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