@article{ZVMMF_2013_53_7_a8,
     author = {A. V. Baev},
     title = {Mathematical simulation of acoustic wave refraction near a caustic},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1124--1138},
     publisher = {mathdoc},
     volume = {53},
     number = {7},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2013_53_7_a8/}
}