"Varshavyanka" submarine sank in Iran after a strike on a base in Bandar Abbas
The Project 877EKM submarine has been in service with the Islamic Republic since the 90s
proekt 877 «Paltus»
Varshavyanka Submarine Survived After Strike on Base in Bandar Abbas
The Project 877EKM submarine has been in service with the Islamic Republic since the 1990s
China Turns Russian "Halibut" Submarine into Museum: Not a Red Line, but a "Black Hole"
Submarine of Project 887, code "Halibut", has been converted into a Youth Education Center
Diesel Submarines of the Pacific Fleet Engage in Underwater Duel in the Sea of Japan
Ministry of Defense: Pacific Fleet submarines conducted planned exercises in the Peter the Great Bay
19fortyfive: NATO Has Real Problems with "Black Holes"
Project 877 submarines are effective in reconnaissance due to their low acoustic signature
Bulgarian Military Names Countries to Which Russia Exported Kilo-Class Submarines
The Kilo class is the collective name in NATO for submarines of the Paltus and Varshavyanka projects