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@article{AA_2000_12_6_a1, author = {G. I. Bizhanova and V. A. Solonnikov}, title = {On problems with free boundaries for second-order parabolic equations}, journal = {Algebra i analiz}, pages = {98--139}, publisher = {mathdoc}, volume = {12}, number = {6}, year = {2000}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AA_2000_12_6_a1/} }
G. I. Bizhanova; V. A. Solonnikov. On problems with free boundaries for second-order parabolic equations. Algebra i analiz, Tome 12 (2000) no. 6, pp. 98-139. http://geodesic.mathdoc.fr/item/AA_2000_12_6_a1/