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@article{DA_1977_16_a4, author = {V. L. Beresnev}, title = {The problem of optimal choice for series of products and completion {nodes.~I}}, journal = {Diskretnyj analiz i issledovanie operacij}, pages = {35--46}, publisher = {mathdoc}, number = {16}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DA_1977_16_a4/} }
V. L. Beresnev. The problem of optimal choice for series of products and completion nodes.~I. Diskretnyj analiz i issledovanie operacij, no. 16 (1977), pp. 35-46. http://geodesic.mathdoc.fr/item/DA_1977_16_a4/