Indonesian navy submarine: Video shows crew singing - BBC News - YouTube
Indonesia submarine: Video emerges of crew singing farewell weeks before disaster
Deep sea subs have been imperiled before. Here's how one was saved : NPR
Russian submarine sinks in Arctic waters: fourteen crew members killed — MercoPress
American submarine sunk with 80 aboard during WWII discovered off coast of Japan
USS Thresher | Why Did the Thresher Submarine Sink?
USS Sailfish (SS-192) - Wikipedia
Lost submarines by month - Treasure Coast Submarine Veterans
Sinking feeling: List of major submarine disasters - World - The Jakarta Post
Indonesia find items from sub crippled in deep water, leaving little hope for 53 aboard - The Washington Post
Indonesia submarine: Items found indicate vessel sunk
Indonesian navy submarine found split into three on sea bed - BBC News
The 5 Deadliest Submarine Accidents in Soviet and Russian History - The Moscow Times
Kursk submarine disaster - Wikipedia
Russian nuclear submarine lost propulsion in Danish waters, sails submerged outside Norway now | The Independent Barents Observer
It's been 60 years since USS Thresher sinking, killing 129 on board | WPFO
Missing Submarine Has Been Found Broken Into Pieces Deep in the Ocean
Navy releases documents from 1963 USS Thresher sinking, deadliest submarine disaster in US history
Indonesia Submarine Crew Sang a Farewell Song, Weeks Before Sinking - The New York Times
Indonesian submarine crew sang 'Goodbye' weeks before tragedy
Sinking 50 years ago of sub USS Thresher led to safety changes
Missing Submarine: All Aboard Feared Dead As Coast Guard Confirms Titan Debris – Deadline
Tragedy in the Yellow Sea: a Chinese submarine sinks, 55 crew members are known to have died — SUNDRIES
The True Story of the Kursk Submarine Disaster
