%0 Journal Article %A Stéphane Douady %A Bruno Andreotti %A Adrian Daerr %A Pierre Cladé %T From a grain to avalanches: on the physics of granular surface flows %J Comptes Rendus. Physique %D 2002 %P 177-186 %V 3 %N 2 %I Elsevier %R 10.1016/S1631-0705(02)01310-5 %G en %F CRPHYS_2002__3_2_177_0