Nico Williams (Catalan Wikipedia)

«La Selección Sub 18 llama a Nico Williams, hermano de Iñaki» (en castellà). www.besoccer.com, 19-01-2020. Arxivat de l'original el 30 d'abril 2021. [Consulta: 17 agost 2022].

cadenaser.com (Global: 1,971^st place; Catalan: 139^th place)

Jon Uriarte explica el sentir del Athletic con el Barça por el 'caso Nico Williams': "Han minusvalorado a un club como el nuestro" [Jon Uriarte explains Athletic's feelings toward Barça regarding the 'Nico Williams case': "They've underestimated a club like ours."], Cadena Ser (en castellà), 24 agost 2024
El agente de Nico Williams confirma su deseo cumplido en el Athletic Club: "Ha decidido seguir un año más" [Nico Williams' agent confirms his wish at Athletic Club has been granted: "He has decided to stay for another year], Cadena Ser (en castellà), 12 setembre 2024

ccma.cat (Global: 3,681^st place; Catalan: 8^th place)

«L'Athletic Club guanya la Copa als penals contra el Mallorca (1-1)». CCMA, 07-04-2024. [Consulta: 7 abril 2024].

espn.co.uk (Global: 535^th place; Catalan: 1,748^th place)

«Transfer Talk: Real Madrid, Barcelona eye Nico Williams». ESPN, 16-11-2023.
Barcelona warned by Athletic chief over Nico Williams interest, Sam Marsden / Moises Llorens, ESPN, 11 juliol 2024
Athletic Club ask LaLiga if Barcelona able to sign Williams, Sam Marsden, ESPN, 26 juny 2025

eurosport.co.uk (Global: 3,941^st place; Catalan: 9,222^nd place)

«Nico Williams scores dramatic late winner as Athletic Club stun Atletico Madrid with comeback». Eurosport, 13-01-2022. [Consulta: 14 gener 2022].

football-espana.net (Global: 8,023^rd place; Catalan: 2,669^th place)

Barcelona expected to forego Nico Williams as 2025 transfer option, John Menzies, Football España, 16 febrer 2025

footy-ghana.com (Global: low place; Catalan: low place)

«Nico Williams: Spain U-17 coach tips Bilbao youngster for greatness». Footy Ghana, 01-06-2020. Arxivat de l'original el 28 d'abril 2021. [Consulta: 17 agost 2022].

gbcghanaonline.com (Global: low place; Catalan: low place)

Inaki Williams defends brother Nico Williams after mural defacement amid Barcelona transfer link, Kwame Bediako, Ghana Online (GBC), 23 juny 2025

ghanasoccernet.com (Global: 7,887^th place; Catalan: low place)

Nico Williams follows in brother Inaki footsteps after scoring for Athletic Club at Elche Arxivat 15 September 2022^{[Date mismatch]} a Wayback Machine., GhanaSoccernet, 14 setembre 2022

goal.com (Global: 116^th place; Catalan: 379^th place)

Nico Williams opens La Liga account as Athletic Club thrash Elche Arxivat 20 September 2022^{[Date mismatch]} a Wayback Machine., Shina Oludare, Goal.com, 11 setembre 2022
Gokhale, Aditya «Nico Williams' U-turn! Barcelona transfer target signs new TEN-year contract with Athletic Club with 'release clause increase by more than 50%'». Goal, 04-07-2025.

independent.co.uk (Global: 36^th place; Catalan: 129^th place)

The unique problem Athletic Club must overcome to fulfil Europa League dream, Miguel Delaney, The Independent, 1 maig 2025

juvenildivisiondehonor.com (Global: low place; Catalan: low place)

Rabuñal, Iago Castro. «Nico Williams, la nueva gran promesa del Athletic» (en castellà), 08-05-2020.

laligaanalysis.com (Global: low place; Catalan: low place)

Sota el microscopi: Què fa que Nico Williams sigui un actiu clau de l'Athletic Club Arxivat 19 July 2023^{[Date mismatch]} a Wayback Machine.

lequipe.fr (Global: 127^th place; Catalan: 975^th place)

«Le classement complet du Ballon d'Or 2024 : Rodri de peu devant Vinicius et avec trois fois plus de points que Mbappé» (en francès). L'Équipe, 08-11-2024. [Consulta: 9 desembre 2024].

marca.com (Global: 156^th place; Catalan: 43^rd place)

Goikoetxea - Maradona: la génesis del caso Williams y del choque Athletic - Barça... [Goikoetxea - Maradona: The genesis of the Williams case and the Athletic - Barça clash...], Fernando Carreño, Marca (en castellà), 21 juny 2025

mundodeportivo.com (Global: 465^th place; Catalan: 39^th place)

«Nico Williams y Guruzeta lideran LaLiga» (en castellà). Mundo Deportivo, 01-12-2023. Arxivat de l'original el 1 desembre 2023. [Consulta: 1r desembre 2023].
El dardo al Barça: “El Athletic se ocupa de lo suyo” [Barça's barb: "Athletic is minding its own business"], Endika Río, Mundo Deportivo (en castellà), 26 juny 2025

onefootball.com (Global: 3,381^st place; Catalan: 7,615^th place)

Less than 24 hours later, Nico Williams mural in Bilbao vandalised again, OneFootball, 28 juny 2025

rac1.cat (Global: low place; Catalan: 148^th place)

«Espanya es desfà d'Anglaterra i guanya la seva quarta Eurocopa». RAC 1, 14-07-2024. [Consulta: 14 juliol 2024].

rfef.es (Global: 1,867^th place; Catalan: 728^th place)

«Nico Williams se lleva el trofeo a mejor jugador de la final» (en castellà). Reial Federació Espanyola de Futbol, 06-04-2024.

soccerway.com (Global: 85^th place; Catalan: 309^th place)

uk.soccerway.com

«Athletic Club vs. Real Valladolid». Soccerway, 28-04-2021.

spainsnews.com (Global: low place; Catalan: low place)

«Nico Williams' double ends the illusion of Atlético Mancha Real». Spain's News, 06-01-2022. Arxivat de l'original el 19 d'octubre 2022. [Consulta: 10 gener 2022].

sport.es (Global: 1,011^th place; Catalan: 107^th place)

Lo que puede aportar Nico Williams al Barça de Hansi Flick [What Nico Williams can bring to Hansi Flick's Barça], Adrià Fernández, Sport (en castellà), 21 juny 2025
Ridículo general con el caso Nico Williams [General ridicule of the Nico Williams case], Joan Vehils, Sport (en castellà), 4 juliol 2025

standard.co.uk (Global: 238^th place; Catalan: 1,212^th place)

«Liverpool miss out on Nico Williams transfer as Athletic Club star signs new contract». Evening Standard, 01-12-2023.

theguardian.com (Global: 12^th place; Catalan: 35^th place)

«Williams brothers enjoy stirring send-off at Athletic after international calls | Sid Lowe». the Guardian, 19-09-2022. [Consulta: 11 novembre 2022].
«Are Valverde’s Athletic Club the most fun football team to watch in 2024?». The Guardian, 18-03-2024. [Consulta: 12 abril 2024].

totalfootballanalysis.com (Global: low place; Catalan: low place)

Nico Williams Scout Report At Athletic Club 2024/2025: Does His Style Of Play Better Fit Barcelona Or Arsenal? – Player Analysis, Kurosh Moghtader, Total Football Analysis, 10 maig 2025

web.archive.org (Global: 1^st place; Catalan: 1^st place)

Sota el microscopi: Què fa que Nico Williams sigui un actiu clau de l'Athletic Club Arxivat 19 July 2023^{[Date mismatch]} a Wayback Machine.
«Nico Williams' double ends the illusion of Atlético Mancha Real». Spain's News, 06-01-2022. Arxivat de l'original el 19 d'octubre 2022. [Consulta: 10 gener 2022].
Nico Williams opens La Liga account as Athletic Club thrash Elche Arxivat 20 September 2022^{[Date mismatch]} a Wayback Machine., Shina Oludare, Goal.com, 11 setembre 2022
Nico Williams follows in brother Inaki footsteps after scoring for Athletic Club at Elche Arxivat 15 September 2022^{[Date mismatch]} a Wayback Machine., GhanaSoccernet, 14 setembre 2022
«Nico Williams y Guruzeta lideran LaLiga» (en castellà). Mundo Deportivo, 01-12-2023. Arxivat de l'original el 1 desembre 2023. [Consulta: 1r desembre 2023].
Real, Mario Reinoso del. «Athletic 1–1 (4–2) Mallorca, en directo: final de Copa del Rey 2024 | Celebración del Athletic, campeón de Copa». Diario AS, 07-04-2024. Arxivat de l'original el 11 abril 2024. [Consulta: 6 abril 2024].
«La Selección Sub 18 llama a Nico Williams, hermano de Iñaki» (en castellà). www.besoccer.com, 19-01-2020. Arxivat de l'original el 30 d'abril 2021. [Consulta: 17 agost 2022].
«Nico Williams: Spain U-17 coach tips Bilbao youngster for greatness». Footy Ghana, 01-06-2020. Arxivat de l'original el 28 d'abril 2021. [Consulta: 17 agost 2022].

yahoo.com (Global: 38^th place; Catalan: 117^th place)

sports.yahoo.com

Espana, Football «Nico Williams rejects Barcelona to sign contract renewal with Athletic Club». Yahoo Sports, 04-07-2025.

Nico Williams (Catalan Wikipedia)

as.com (Global: 229th place; Catalan: 88th place)

athletic-club.eus (Global: 5,718th place; Catalan: 2,539th place)

bbc.co.uk (Global: 8th place; Catalan: 26th place)

beinsports.com (Global: 2,851st place; Catalan: 7,245th place)

besoccer.com (Global: 1,701st place; Catalan: 1,849th place)

cadenaser.com (Global: 1,971st place; Catalan: 139th place)

ccma.cat (Global: 3,681st place; Catalan: 8th place)

espn.co.uk (Global: 535th place; Catalan: 1,748th place)

eurosport.co.uk (Global: 3,941st place; Catalan: 9,222nd place)

football-espana.net (Global: 8,023rd place; Catalan: 2,669th place)

footy-ghana.com (Global: low place; Catalan: low place)

gbcghanaonline.com (Global: low place; Catalan: low place)

ghanasoccernet.com (Global: 7,887th place; Catalan: low place)

goal.com (Global: 116th place; Catalan: 379th place)

independent.co.uk (Global: 36th place; Catalan: 129th place)

juvenildivisiondehonor.com (Global: low place; Catalan: low place)

laligaanalysis.com (Global: low place; Catalan: low place)

lequipe.fr (Global: 127th place; Catalan: 975th place)

marca.com (Global: 156th place; Catalan: 43rd place)

mundodeportivo.com (Global: 465th place; Catalan: 39th place)

onefootball.com (Global: 3,381st place; Catalan: 7,615th place)

rac1.cat (Global: low place; Catalan: 148th place)

rfef.es (Global: 1,867th place; Catalan: 728th place)

soccerway.com (Global: 85th place; Catalan: 309th place)

uk.soccerway.com

spainsnews.com (Global: low place; Catalan: low place)

sport.es (Global: 1,011th place; Catalan: 107th place)

standard.co.uk (Global: 238th place; Catalan: 1,212th place)

theguardian.com (Global: 12th place; Catalan: 35th place)

totalfootballanalysis.com (Global: low place; Catalan: low place)

web.archive.org (Global: 1st place; Catalan: 1st place)

yahoo.com (Global: 38th place; Catalan: 117th place)

sports.yahoo.com

as.com (Global: 229^th place; Catalan: 88^th place)

athletic-club.eus (Global: 5,718^th place; Catalan: 2,539^th place)

bbc.co.uk (Global: 8^th place; Catalan: 26^th place)

beinsports.com (Global: 2,851^st place; Catalan: 7,245^th place)

besoccer.com (Global: 1,701^st place; Catalan: 1,849^th place)

cadenaser.com (Global: 1,971^st place; Catalan: 139^th place)

ccma.cat (Global: 3,681^st place; Catalan: 8^th place)

espn.co.uk (Global: 535^th place; Catalan: 1,748^th place)

eurosport.co.uk (Global: 3,941^st place; Catalan: 9,222^nd place)

football-espana.net (Global: 8,023^rd place; Catalan: 2,669^th place)

ghanasoccernet.com (Global: 7,887^th place; Catalan: low place)

goal.com (Global: 116^th place; Catalan: 379^th place)

independent.co.uk (Global: 36^th place; Catalan: 129^th place)

lequipe.fr (Global: 127^th place; Catalan: 975^th place)

marca.com (Global: 156^th place; Catalan: 43^rd place)

mundodeportivo.com (Global: 465^th place; Catalan: 39^th place)

onefootball.com (Global: 3,381^st place; Catalan: 7,615^th place)

rac1.cat (Global: low place; Catalan: 148^th place)

rfef.es (Global: 1,867^th place; Catalan: 728^th place)

soccerway.com (Global: 85^th place; Catalan: 309^th place)

sport.es (Global: 1,011^th place; Catalan: 107^th place)

standard.co.uk (Global: 238^th place; Catalan: 1,212^th place)

theguardian.com (Global: 12^th place; Catalan: 35^th place)

web.archive.org (Global: 1^st place; Catalan: 1^st place)

yahoo.com (Global: 38^th place; Catalan: 117^th place)