@article{VKAM_2017_1_a0,
     author = {S. Z. Djamalov},
     title = {The linear inverse problem for the mixed type equation of the second kind of the second order with nonlocal boundary conditions in three-dimensional space},
     journal = {Vestnik KRAUNC. Fiziko-matemati\v{c}eskie nauki},
     pages = {7--13},
     year = {2017},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VKAM_2017_1_a0/}
}