https://docs.google.com/presentation/d/1OznpbxgwHFTNMIg15fumViEqcQSoYvFu66euKeHvlac/edit#slide=id.g253718affc_0_78

Sources:

http://newatlas.com/battlefield-extraction-assist-robot/17059/

http://www.theinvestigativefund.org/files/managed/BEAR.pdf

http://www.youtube.com/watch?v=8rdRxV-qn3w

http://www.botmag.com/articles/04-25-07_vecna_bear.shtml

http://news.bbc.co.uk/2/hi/health/6729745.stm

http://military.discovery.com/technology/robots/heavy-ugv/bear.html

http://www.vecna.com/robotics/solutions/bear/index.shtml