Following are two links to articles recommended for reading by Master Robert.
http://www.military.com/military-fitness/close-quarters-combat/mixed-martial-arts-vs.-street-fighting?ESRC=soldiertech.nl
http://www.military.com/military-fitness/close-quarters-combat/secret-to-surviving-ground-fight?ESRC=soldiertech.nl
Both articles have some really good insight and make perfect sense.
If anyone comes across articles you think the students here can benefit from...please pass them on!