@article{VNGU_2005_5_1_a5,
     author = {B. B. Oshorov},
     title = {Three-dimensional analogs of {Cauchy--Riemann} and {Bitsadze} systems},
     journal = {Sibirskij \v{z}urnal \v{c}istoj i prikladnoj matematiki},
     pages = {64--68},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VNGU_2005_5_1_a5/}
}