@article{SM_1995_83_2_a5,
     author = {V. V. Smagin},
     title = {Coercive error estimates in the~projection and projection-difference methods for parabolic equations},
     journal = {Sbornik. Mathematics},
     pages = {369--382},
     publisher = {mathdoc},
     volume = {83},
     number = {2},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1995_83_2_a5/}
}