TY  - JOUR
AU  - A. G. Sigalov
TI  - Amendment to the article “Variational problems with permissible surfaces of arbitrary topological types”
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1960
VL  - 15
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/RM_1960_15_1_a31/
LA  - ru
ID  - RM_1960_15_1_a31
ER  -