@article{DE_1980_16_11_a16,
     author = {B. V. Tandit},
     title = {Traces of functions of the class $W^r_{p\varphi}$},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2062--2074},
     publisher = {mathdoc},
     volume = {16},
     number = {11},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_11_a16/}
}