@article{ZNSL_1967_5_a8,
     author = {M. Z. Solomyak},
     title = {On transformators, generated by the operator {Stiltjes} double-integrals},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {201--231},
     year = {1967},
     volume = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1967_5_a8/}
}