Sigma-class design (English Wikipedia)

Saumeth, Erich (2 January 2024). "Las nuevas fragatas colombianas contarán con armamento francés, español, italiano y surcoreano" [The new Colombian frigates will have French, Spanish, Italian and South Korean weapons]. InfoDefensa (in Spanish). Archived from the original on 2024-01-05. Retrieved 2024-04-25.
Saumeth, Erich (5 January 2024). "Colombia apuesta por los sistemas de SAAB para sus nuevas fragatas" [Colombia opts for SAAB systems for its new frigates]. InfoDefensa (in Spanish). Archived from the original on 2024-07-17. Retrieved 2024-04-25.
InfoDefensa, Revista Defensa. "Damen construirá las cinco fragatas del programa PES de Colombia" [Damen to build five frigates for Colombia's PES programme]. InfoDefensa (in Spanish). Archived from the original on 17 July 2024. Retrieved 17 July 2024.
Saumeth, Erich (1 April 2024). "Colombia, enredada en la construcción de sus futuras fragatas" [Colombia, entangled in the construction of its future frigates]. InfoDefensa (in Spanish). Archived from the original on 2024-04-01. Retrieved 2024-04-25.
"Damen apuesta a su serie Sigma para el mercado naval latinoamericano" [Damen bets on its Sigma series for the Latin American naval market] (in Spanish). InfoDefensa. 2017-05-26. Archived from the original on 17 July 2024. Retrieved 10 February 2018.

janes.com

"Colombian Navy awards contract to COTECMAR for first PES frigate, ocean patrol vessel, and logistic support ship". Janes. Archived from the original on 2024-07-17. Retrieved 2023-01-15.
"Indonesia conducts first firing of Exocet MM40 Block 3 from SIGMA corvette". Janes.com. Retrieved 2022-08-16.
"Thales, PT Len to upgrade Indonesian corvettes". Janes.com. Retrieved 2022-11-22.
Scott, Richard (17 November 2016). "Negotiations under way on additional equipment package for Indonesia's PKR frigate". janes.com. Archived from the original on 18 November 2016.
Rahmat, Ridzwan. "Indonesia commissions first Martadinata-class guided-missile frigate". IHS Jane's 360. Retrieved 9 May 2017.
"Indonesia commissions second Martadinata-class frigate". Jane's 360. Archived from the original on 11 January 2018. Retrieved 11 January 2018.
"Mexico to acquire Evolved SeaSparrow Missiles | Jane's 360". www.janes.com.

www4.janes.com

"JMR: Indonesia evaluates C-802". Jane's. Retrieved 2016-01-19.^{[permanent dead link]}
"JNR: Indonesia selects Damen for frigate contract". Jane's. Retrieved 2016-01-19.^{[permanent dead link]}

malaysiakini.com

m.malaysiakini.com

"Navy ignored on littoral combat ships, RM1b cost overruns - PAC report". 4 August 2022.

marinha.mil.br

"Projeto Classe Tamandaré Marinha do Brasil seleciona a melhor oferta". Marinha do Brasil (in Portuguese). 28 March 2019.

naval-technology.com

Harry McNeil (13 August 2024). "Colombian naval industry takes step with frigate construction deal". Naval Technology.
"BAE Systems to supply Bofors 40 Mk4 gun for Colombian frigate". Naval Technology. 13 March 2025.
"Moroccan Navy receives second Sigma-class frigate". Naval Technology. 2012-03-14.
"Moroccan Navy commissions its third SIGMA-class frigate". Naval Technology. 2012-09-12.

naval.com.br

"Marinha do Brasil divulga short-list do Projeto classe Tamandaré" [Brazilian Navy releases shortlist for 'Tamandaré' class Project]. Poder Naval (in Portuguese). 15 October 2018.

navalnews.com

"COTECMAR and Damen sign contract for construction of frigate for Colombian Navy". Naval News. 14 August 2024.
Tayfun Ozberk (7 October 2024). "Interview with the Chief of the Colombian Navy". Naval News.
"Saab and Damen sign contract to provide CMS and multiple sensors to Colombian Navy's new frigate". Naval News. 26 February 2025.
"BAE Systems to supply Bofors 40Mk4 naval gun for Colombian frigate". Naval News. 13 March 2025.

navaltoday.com

Fatima Bahtić (12 August 2024). "COTECMAR join forces on Colombian Navy's frigate". Naval Today.
Fatima Bahtić (27 February 2025). "Damen, Saab forge partnership to work on Colombian Navy's PES frigate". Naval Today.
Fatima Bahtić (11 March 2025). "Damen, Heinen & Hopman team up to work on Colombian Navy's PES frigate". Naval Today.
Fatima Bahtić (13 March 2025). "BAE Systems pens deal with Damen to provide naval gun system for Colombia's PES frigate". Naval Today.
"Mexican Navy long-range OPV getting Indra's RIGEL electronic defense system". Naval Today. 18 April 2018. Retrieved 18 April 2018.

navyrecognition.com

"Sigma 9813 Sultan Moulay Ismail Allal Ben Abdellah Morocco Royal Moroccan Navy البحرية الملكية Frégates Multi-Missions Marocaines FMMM DSNS Damen Schelde Naval Shipbuilding datasheet pictures photos video specifications". Navy Recognition. 15 December 2012. Archived from the original on 2013-01-29. Retrieved 2016-01-19.
"Vietnam Navy selects MBDA Exocet and VL Mica missiles for its Sigma 9814 Corvettes". Navy Recognition. November 4, 2013. Archived from the original on 2013-11-04. Retrieved 2016-01-19.
"Design of future Damen SIGMA 9814 Corvettes for Vietnamese Navy revealed". Navy recognition. March 1, 2014. Retrieved 2016-01-19.
"SIGMA 10513 Tarik Ben Ziad Frigate طارق بن زياد Morocco Royal Moroccan Navy البحرية الملكية Frégates Multi-Missions Marocaines FMMM DSNS DAMEN Schelde Naval Shipbuilding datasheet pictures photos video specifications". Navy Recognition. 14 December 2012. Archived from the original on 2013-02-08. Retrieved 2016-01-19.
"SIGMA 10514 PKR Frigate Indonesia Indonesian Navy TNI AL Perusak Kawal Rudal PT PAL DSNS Damen Schelde Naval Shipbuilding KRI datasheet pictures photos video specifications". Navy recognition. 8 December 2012. Archived from the original on 2013-01-29. Retrieved 2016-01-19.
"Damen introduced the new "Compact Sigma" line of corvettes during DSEI 2013". Navy Recognition. Archived from the original on 2015-04-15. Retrieved 2016-01-19.
"Dutch shipyard DAMEN submits its SIGMA 10514 frigate for Hellenic Navy program". Navy Recognition. 14 November 2021. Archived from the original on 17 July 2024. Retrieved 17 July 2024.
"DSA 2022: Damen showcases Sigma 9113 LMS corvette". Navy Recognition. 6 April 2022. Archived from the original on 17 July 2024. Retrieved 17 July 2024.
"Balt Military Expo 2016: DAMEN Unveils SIGMA 10514PL Designs Based on SIGMA 10514 PKR". Navy Recognition. 21 June 2016. Archived from the original on 15 April 2017. Retrieved 27 December 2017.
"Egyptian Navy would be about to order 4 to 6 Gowind Combat Corvettes from DCNS". Navyrecognition.com. 5 March 2014. Retrieved 2016-01-19.
"Thales to supply mission suite for Indonesian Navy (TNI-AL) PKR vessels". Navy recognition. November 18, 2013. Retrieved 2016-01-19.
"Damen (DSNS) starts steel cutting for Sigma 10514 PKR Frigate for Indonesia Navy (TNI AL)". Navy recognition. January 15, 2014. Retrieved 2016-01-19.
"Damen Schelde Naval Shipbuilding lays keel of first Sigma 10514 PKR Frigate for TNI AL (Indonesia)". Navy recognition. April 19, 2014. Retrieved 2016-01-19.

nineoclock.ro

PM Grindeanu: Thursday we'll repeal Ciolos Government's decision on corvettes, Nine o'clock, 15 March 2017, retrieved 11 February 2018

pzc.nl

"Cookies op pzc.nl - pzc.nl". www.pzc.nl. Archived from the original on 14 April 2017. Retrieved 27 December 2017.

renk.de

"Diesel Propulsion Drives: When perfection arises from tradition" (press release). Renk. September 2006. Retrieved 2016-01-19.

riotimesonline.com

Williams, Lachlan (2024-04-02). "Colombia's Frigate Project Faces Obstacles". The Rio Times. Retrieved 2024-04-25.

roec.biz

"Defence Ministry to buy 4 corvettes by 2024 in a EUR 1.6bn investment". The Romania Journal. Retrieved 11 February 2018.

romaniajournal.ro

"Romania's Naval Forces at crossroads". Romania Energy Center. 21 August 2017. Archived from the original on 12 February 2018. Retrieved 11 February 2018.

scheldeshipbuilding.com

"Indonesian Specifications of the Sigma Class coverttes". Schelde shipbuilding. Archived from the original on 2011-09-28. Retrieved 2016-01-19.

shipbuildingtribune.com

"The Netherlands: Second Multi-Mission Frigate Launches at Damen Shipyard for Moroccan Navy". Shipbuilding Tribune. 4 March 2011. Archived from the original on 14 August 2011. Retrieved 2 October 2011.
"First Multi Mission Frigate for Royal Moroccan Navy Starts Sea Trials". Shipbuilding Tribune. 12 May 2011. Archived from the original on 11 August 2011. Retrieved 2 October 2011.
"Damen Schelde Naval Shipbuilding Delivers SIGMA Class Frigate to Royal Moroccan Navy". Shipbuilding Tribune. 12 September 2011. Archived from the original on 31 March 2012. Retrieved 2 October 2011.

swzmaritime.nl

Mariska Buitendijk (15 August 2024). "Damen and COTECMAR to build frigate in Colombia". SWZ|Maritime.

terma.com

"Terma signs 2 new naval contracts in Indonesia". Terma. Retrieved 2022-11-30.

thales-nederland.nl

"Thales to supply key systems for new corvettes Indonesian Navy worth 60 m euro". Thales. NL. Archived from the original on 2012-02-09. Retrieved 2016-01-19.

thalesgroup.com

"Indonesian Navy Upgrades Corvette with Thales' Kingklip Sonar". Thales Group. 31 July 2018. Retrieved 2022-11-30.
"Thales Strengthens its Leading Position in the Indonesian Defence Industry". Thales Group. 4 November 2022. Retrieved 2022-11-22.
Frank van de Wiel (7 April 2008). "Thales awarded contract for Moroccan OPV". Thales Nederland. Archived from the original on April 13, 2008.

thediplomat.com

"Vietnam's Quest for a Greenwater Navy". The diplomat. Retrieved 2016-03-18.

tni.mil.id

PUSPEN, Markas Besar Tentara Nasional Indonesia (8 April 2017). "Panglima TNI : KRI RE Martadinata-331 Perkuat Pertahanan dan Keamanan Laut Indonesia" [TNI Commander: KRI RE Martadinata-331 Strengthens Indonesia's Maritime Defense and Security]. Tentara Nasional Indonesia (in Indonesian). Archived from the original on 17 July 2024. Retrieved 17 July 2024.

web.archive.org

"Thales to supply key systems for new corvettes Indonesian Navy worth 60 m euro". Thales. NL. Archived from the original on 2012-02-09. Retrieved 2016-01-19.
"Projects Reference List" (PDF). Marine. NL: Imtech. Archived from the original (PDF) on 2007-09-28. Retrieved 2016-01-19.
"Sigma corvette 7310", Damen. Archived March 18, 2015, at the Wayback Machine
"Sigma corvette 9113" Damen. Archived September 11, 2014, at the Wayback Machine
"Cookies op pzc.nl - pzc.nl". www.pzc.nl. Archived from the original on 14 April 2017. Retrieved 27 December 2017.
"Balt Military Expo 2016: DAMEN Unveils SIGMA 10514PL Designs Based on SIGMA 10514 PKR". Navy Recognition. 21 June 2016. Archived from the original on 15 April 2017. Retrieved 27 December 2017.
"Romania's Naval Forces at crossroads". Romania Energy Center. 21 August 2017. Archived from the original on 12 February 2018. Retrieved 11 February 2018.
"Indonesian Specifications of the Sigma Class coverttes". Schelde shipbuilding. Archived from the original on 2011-09-28. Retrieved 2016-01-19.
"Navy chief takes delivery of corvette made in Netherlands". Antara. ID. Archived from the original on 2009-04-10. Retrieved 2016-01-19.
"Two Sigma 9113 corvettes more for Indonesia" (PDF). Archived from the original (PDF) on October 1, 2006.
Scott, Richard (17 November 2016). "Negotiations under way on additional equipment package for Indonesia's PKR frigate". janes.com. Archived from the original on 18 November 2016.
"Indonesia commissions second Martadinata-class frigate". Jane's 360. Archived from the original on 11 January 2018. Retrieved 11 January 2018.
Joris Janssen Lok (8 February 2008). "Morocco's Dutch Frigate Order is Confirmed". Aviation Week & Space Technology. Archived from the original on 21 May 2011. Retrieved 8 February 2008.
Frank van de Wiel (7 April 2008). "Thales awarded contract for Moroccan OPV". Thales Nederland. Archived from the original on April 13, 2008.
"The Netherlands: Second Multi-Mission Frigate Launches at Damen Shipyard for Moroccan Navy". Shipbuilding Tribune. 4 March 2011. Archived from the original on 14 August 2011. Retrieved 2 October 2011.
"First Multi Mission Frigate for Royal Moroccan Navy Starts Sea Trials". Shipbuilding Tribune. 12 May 2011. Archived from the original on 11 August 2011. Retrieved 2 October 2011.
"Damen Schelde Naval Shipbuilding Delivers SIGMA Class Frigate to Royal Moroccan Navy". Shipbuilding Tribune. 12 September 2011. Archived from the original on 31 March 2012. Retrieved 2 October 2011.