@article{KUKZ_1974_11_11_a19,
     author = {L. G. Salekhov},
     title = {The {Riemann} problem for a countable set of contours},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {149--154},
     publisher = {mathdoc},
     volume = {11},
     number = {11},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1974_11_11_a19/}
}