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@article{DAN_1976_228_2_a20, author = {V. A. Ibragimov}, title = {Invariant integral in the theory of cracks for elastic-plastic media}, journal = {Doklady Akademii Nauk}, pages = {335--337}, publisher = {mathdoc}, volume = {228}, number = {2}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1976_228_2_a20/} }
V. A. Ibragimov. Invariant integral in the theory of cracks for elastic-plastic media. Doklady Akademii Nauk, Tome 228 (1976) no. 2, pp. 335-337. http://geodesic.mathdoc.fr/item/DAN_1976_228_2_a20/