Chapple, JCB; Eaton, David J. "Development of the Canadian Underwater Mine Apparatus and the CUMA Mine Countermeasures dive system". Defence R&D Canada Technical Report (DCIEM 92–06). Defence R&D Canada. Archived from the original on August 8, 2009. Retrieved 2009-03-31. https://web.archive.org/web/20090808203833/http://archive.rubicon-foundation.org/7981
Chapple, JCB; Eaton, David J. "Development of the Canadian Underwater Mine Apparatus and the CUMA Mine Countermeasures dive system". Defence R&D Canada Technical Report (DCIEM 92–06). Defence R&D Canada. Archived from the original on August 8, 2009. Retrieved 2009-03-31. https://web.archive.org/web/20090808203833/http://archive.rubicon-foundation.org/7981
Micjan, Ron (2006). "Canadian Forces CUMA Rebreather". TMIShop.com. Retrieved 2009-04-06. http://www.tmishop.com/CUMA.htm
Chapple, JCB; Eaton, David J. "Development of the Canadian Underwater Mine Apparatus and the CUMA Mine Countermeasures dive system". Defence R&D Canada Technical Report (DCIEM 92–06). Defence R&D Canada. Archived from the original on August 8, 2009. Retrieved 2009-03-31. https://web.archive.org/web/20090808203833/http://archive.rubicon-foundation.org/7981
Chapple, JCB; Eaton, David J. "Development of the Canadian Underwater Mine Apparatus and the CUMA Mine Countermeasures dive system". Defence R&D Canada Technical Report (DCIEM 92–06). Defence R&D Canada. Archived from the original on August 8, 2009. Retrieved 2009-03-31. https://web.archive.org/web/20090808203833/http://archive.rubicon-foundation.org/7981
Chapple, JCB; Eaton, David J. "Development of the Canadian Underwater Mine Apparatus and the CUMA Mine Countermeasures dive system". Defence R&D Canada Technical Report (DCIEM 92–06). Defence R&D Canada. Archived from the original on August 8, 2009. Retrieved 2009-03-31. https://web.archive.org/web/20090808203833/http://archive.rubicon-foundation.org/7981