@article{ZNSL_2003_295_a7,
     author = {E. V. Frolova},
     title = {Solvability of {Verigin} problem in {Sobolev} spaces},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {180--203},
     year = {2003},
     volume = {295},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2003_295_a7/}
}