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@article{DAN_1973_209_6_a10, author = {V. D. Skarin}, title = {On the method of penalty functions for nonlinear programming problems}, journal = {Doklady Akademii Nauk}, pages = {1292--1295}, publisher = {mathdoc}, volume = {209}, number = {6}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a10/} }
V. D. Skarin. On the method of penalty functions for nonlinear programming problems. Doklady Akademii Nauk, Tome 209 (1973) no. 6, pp. 1292-1295. http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a10/