TY - JOUR AU - R. Ch. Kulaev TI - Comparison theorems for Green function of a fourth order boundary value problem on a graph JO - Ufa mathematical journal PY - 2015 SP - 94 EP - 103 VL - 7 IS - 4 UR - http://geodesic.mathdoc.fr/item/UFA_2015_7_4_a8/ LA - en ID - UFA_2015_7_4_a8 ER -