TY - JOUR AU - A. A. Savelyev TI - A completeness criterion for systems of operations in programs with finite memory JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1987 SP - 76 EP - 79 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1987_7_a12/ LA - ru ID - IVM_1987_7_a12 ER -