@article{SM_1973_19_3_a2,
     author = {N. N. Frolov},
     title = {On~a~coercive inequality for an elliptic operator in infinitely many independent variables},
     journal = {Sbornik. Mathematics},
     pages = {395--406},
     year = {1973},
     volume = {19},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1973_19_3_a2/}
}