@article{DAN_1993_331_3_a0,
     author = {Akbar H. Begmatov},
     title = {On a class of problems in integral geometry in the plane},
     journal = {Doklady Akademii Nauk},
     pages = {261--262},
     publisher = {mathdoc},
     volume = {331},
     number = {3},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_331_3_a0/}
}