@article{IVM_1980_9_a10,
     author = {Ya. L. Shapiro},
     title = {A~quasigeodesic mapping},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {53--55},
     publisher = {mathdoc},
     number = {9},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1980_9_a10/}
}