TY - JOUR AU - E. I. Stepanova TI - Directional derivative of the weight of a minimal filling in Riemannian manifolds JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2015 SP - 15 EP - 20 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2015_1_a2/ LA - ru ID - VMUMM_2015_1_a2 ER -