%0 Conference Proceedings %B American Geophysical Union Fall Meeting %D 2014 %T Automatically monitoring driftwood in large rivers: preliminary results %A PiƩgay, H. %A Lemaire, P. %A MacVicar, B %A Mouquet-Noppe, C. %A L. Tougne %B American Geophysical Union Fall Meeting %C San Francisco, CA. %G eng