@article{ZNSL_1997_243_a3,
     author = {G. I. Bizhanova},
     title = {On the classical solvability of one-dimensional free boundary {Florin,} {Muskat{\textendash}Verigin} and {Stefan} problems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {30--60},
     year = {1997},
     volume = {243},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1997_243_a3/}
}