@article{RM_1980_35_1_a22,
     author = {Ya. B. Lopatinskii and I. I. Danilyuk and I. V. Skrypnik},
     title = {The {Donetsk} conference on partial differential equations},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {35},
     number = {1},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_1_a22/}
}