@article{RM_1974_29_2_a13,
     author = {E. M. Landis and O. A. Oleinik},
     title = {Generalized analyticity and some related properties of solutions of elliptic and parabolic equations},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {195--212},
     publisher = {mathdoc},
     volume = {29},
     number = {2},
     year = {1974},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1974_29_2_a13/}
}