TY - JOUR AU - A. M. Makxov TI - Mutual debts canceling problem and nonpayment crisis JO - Matematičeskoe modelirovanie PY - 1999 SP - 45 EP - 51 VL - 11 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_1999_11_8_a3/ LA - ru ID - MM_1999_11_8_a3 ER -