@article{ZNSL_1983_126_a1,
     author = {Z. A. Arushanyan},
     title = {On a~class of generalized {Cauchy{\textendash}Riemann} systems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {15--20},
     year = {1983},
     volume = {126},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1983_126_a1/}
}