Episode Links:
Soyuz 11
Archive.org NASA Apollo Audio Archive
Apollo 13- IMDB"Houston, We Have a Problem" Clip
Apollo 13- NASA"Houston, We've Had a Problem" By James A. Lovell
A.V. Club- http://www.avclub.com/article/apollo-13s-20th-anniversary-look-how-they-made-fil-221536
