TY - JOUR AU - Alexander Yakovenko TI - Viscoplastic flow in chanels JO - Theoretical and applied mechanics PY - 1981 SP - 67 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAM_1981_7_1_a7/ LA - en ID - TAM_1981_7_1_a7 ER -