Voir la notice de l'article provenant de la source Math-Net.Ru
@article{FAA_1980_14_2_a22, author = {M. A. Perel'muter}, title = {Perturbation of operators with an integral resolvent}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {75--76}, publisher = {mathdoc}, volume = {14}, number = {2}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1980_14_2_a22/} }
M. A. Perel'muter. Perturbation of operators with an integral resolvent. Funkcionalʹnyj analiz i ego priloženiâ, Tome 14 (1980) no. 2, pp. 75-76. http://geodesic.mathdoc.fr/item/FAA_1980_14_2_a22/