@article{SJIM_2005_8_4_a3,
     author = {G. V. Demidenko and I. I. Matveeva},
     title = {On mixed boundary value problems for pseudoparabolic systems},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {34--50},
     publisher = {mathdoc},
     volume = {8},
     number = {4},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2005_8_4_a3/}
}