@article{DAN_1964_156_3_a9,
     author = {E. I. Pustyl'nik},
     title = {Operators of potential type for the case of sets with abstract measure},
     journal = {Doklady Akademii Nauk},
     pages = {519--521},
     publisher = {mathdoc},
     volume = {156},
     number = {3},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_156_3_a9/}
}