@article{ZVMMF_2012_52_9_a4,
     author = {M. Sh. Burlutskaya and V. V. Kornev and A. P. Khromov},
     title = {Dirac system with non-differentiable potential and periodic boundary conditions},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1621--1632},
     publisher = {mathdoc},
     volume = {52},
     number = {9},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_9_a4/}
}