TY - JOUR AU - Rusnák, Ján TI - Existence theorems for a certain nonlinear boundary value problem of the third order JO - Mathematica slovaca PY - 1987 SP - 351 EP - 356 VL - 37 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1987__37_4_a3/ LA - en ID - MASLO_1987__37_4_a3 ER -