TY - JOUR AU - V. S. Mokeichev TI - The small parameter method in the case of resonance and in the absence of a~solution to the degenerate equation JO - Issledovaniya po Prikladnoi Matematike i Informatike PY - 1992 SP - 83 EP - 97 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUIPM_1992_a9/ LA - ru ID - KUIPM_1992_a9 ER -