@article{TM_1993_204_a12,
     author = {R. Oinarov},
     title = {Two-sided norm estimates for certain classes of integral operators},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {240--250},
     publisher = {mathdoc},
     volume = {204},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1993_204_a12/}
}