"Autonomous Robots - The MIT Press." Home - The MIT Press. Web. 14 Feb. 2011. <http://mitpress.mit.edu/catalog/item/default.asp?ttype=2&tid=10485>.

"Autonomous Robots." Springer - International Publisher Science, Technology, Medicine. Web. 14 Feb. 2011. <http://www.springer.com/engineering/robotics/journal/10514>.

"Autonomous Robots." Web. 14 Feb. 2011. <http://www.ovid.com/site/catalog/Journal/1446.jsp>.
"Future Robotic Combat Systems." Robotics Technology Center. Web. 14 Feb. 2011. <http://roboticstechnologycenter.com/34/future-robotic-combat-systems/>.

"Ice Fishing Safety – Ice Thickness Chart : Nodak Outdoors." Goose Hunting, Duck Hunting, Walleye Fishing, Ice Fishing : Nodak Outdoors. Web. 08 Feb. 2011. <http://www.nodakoutdoors.com/ice_fishing_safety.php>.

"Ice Safety: General Ice Thickness Guidelines: Minnesota DNR." Minnesota Department of Natural Resources: Minnesota DNR. Web. 08 Feb. 2011. <http://www.dnr.state.mn.us/safety/ice/thickness.html>.

"Ohio DNR Div. of Watercraft: Safety Tips: Ice Thickness." Ohio Department of Natural Resources - Camping, Boating, Fishing, Hunting, Biking, Hiking in Ohio. Web. 08 Feb. 2011. <http://www.ohiodnr.gov/watercraft/safetytips/tabid/2884/Default.aspx>.

Water Control Center: USAED-St Paul. Web. 08 Feb. 2011. <http://www.mvp-wc.usace.army.mil/ice/ice_load.html>.

Wolf Robotics - Robotic Welding, Robotic Arc Welding, Welding Robots, Robotic Welding Systems, Robotic Welding Integrator. Web. 14 Feb. 2011. http://www.wolfrobotics.com.