TY - JOUR AU - L. S. Klabukova TI - On the differential operator of problems of the theory of momentless elastic shells of non-negative Gaussian curvature JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1981 SP - 1517 EP - 1532 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1981_21_6_a16/ LA - ru ID - ZVMMF_1981_21_6_a16 ER -