TY - JOUR AU - V. F. Butuzov AU - I. V. Nedelko TI - Step-type contrast structure in a~system of two singularly perturbed parabolic equations JO - Matematičeskoe modelirovanie PY - 2001 SP - 23 EP - 42 VL - 13 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_2001_13_12_a3/ LA - ru ID - MM_2001_13_12_a3 ER -