TY - JOUR AU - M. T. Teryokhin AU - V. V. Kiryushkin TI - Nonzero solutions to a~two-point boundary-value periodic problem for differential equations with maxima JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2010 SP - 52 EP - 63 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2010_6_a5/ LA - ru ID - IVM_2010_6_a5 ER -