@article{VKAM_2018_4_a0,
     author = {S. Z. Djamalov},
     title = {On an inverse problem for the multidimensional equation mixed type of the first kind of the second order with periodic conditions},
     journal = {Vestnik KRAUNC. Fiziko-matemati\v{c}eskie nauki},
     pages = {10--18},
     publisher = {mathdoc},
     number = {4},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VKAM_2018_4_a0/}
}