@article{PORMA_1999__56_4_48693,
     author = {Frolova, E.},
     title = {Solvability in {Sobolev} spaces of a problem for a second order parabolic equation with time derivative in the boundary condition.},
     journal = {Portugaliae mathematica},
     pages = {419--441},
     publisher = {mathdoc},
     volume = {56},
     number = {4},
     year = {1999},
     zbl = {0959.35078},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1999__56_4_48693/}
}