TY - JOUR AU - A. G. Lomtatidze AU - B. Puzha AU - R. Hakl TI - On the Periodic Boundary Value Problem for First-Order Functional-Differential Equations JO - Differencialʹnye uravneniâ PY - 2003 SP - 320 EP - 327 VL - 39 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2003_39_3_a3/ LA - ru ID - DE_2003_39_3_a3 ER -