TY - JOUR AU - I. I. Sakhaev AU - G. V. Chirkov TI - Projectivity of finitely generated plane modules over a~semilocal ring with a~single primitive ideal JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1970 SP - 106 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1970_6_a12/ LA - ru ID - IVM_1970_6_a12 ER -