TY - JOUR AU - M. P. Belyanin TI - Numerical-asymptotic solution of a nonstationary singularly perturbed problem from the theory of semiconductor devices JO - Differencialʹnye uravneniâ PY - 1985 SP - 1436 EP - 1440 VL - 21 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_8_a18/ LA - ru ID - DE_1985_21_8_a18 ER -