@article{ISU_2014_14_1_a1,
     author = {M. Sh. Burlutskaya and A. P. Khromov},
     title = {Mixed problem for simplest hyperbolic first order equations with involution},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {10--20},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2014_14_1_a1/}
}