@article{MZM_2000_68_2_a8,
     author = {P. A. Krutitskii},
     title = {The first initial boundary value problem for a~compound type equation in a three-dimensional multiply connected region},
     journal = {Matemati\v{c}eskie zametki},
     pages = {249--265},
     publisher = {mathdoc},
     volume = {68},
     number = {2},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2000_68_2_a8/}
}