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@article{DAN_1987_296_1_a6, author = {Yu. E. Nesterov and B. V. Cherkasskii}, title = {Lexicographic rules for the differentiation of nonsmooth}, journal = {Doklady Akademii Nauk}, pages = {32--34}, publisher = {mathdoc}, volume = {296}, number = {1}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_296_1_a6/} }
Yu. E. Nesterov; B. V. Cherkasskii. Lexicographic rules for the differentiation of nonsmooth. Doklady Akademii Nauk, Tome 296 (1987) no. 1, pp. 32-34. http://geodesic.mathdoc.fr/item/DAN_1987_296_1_a6/