TY - JOUR AU - V. N. Margaryan AU - H. G. Ghazaryan TI - On fundamental solutions of a class of weak hyperbolic operators JO - Eurasian mathematical journal PY - 2018 SP - 54 EP - 67 VL - 9 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EMJ_2018_9_2_a6/ LA - en ID - EMJ_2018_9_2_a6 ER -