?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Baca+Garcia%2C+Jose+Antonio&rft.aulast=Baca+Garcia&rft.aufirst=Jose+Antonio&rft.date=2011&rft.isbn=978-1-61284-386-5&rft.title=Cooperative+Task+Execution+between+Modular+Robots+Based+on+Tight-Loose+Cooperation+Strategies&rft.btitle=Proceedings+of+the+IEEE+International+Conference+on+Robotics+and+Automation%2C+ICRA+2011&rft.genre=proceeding