@article{IVM_1985_6_a9,
     author = {M. I. Khaǐkin},
     title = {The {Riemann} problem for some pairs of functions in the singular case},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {62--71},
     publisher = {mathdoc},
     number = {6},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1985_6_a9/}
}