@article{ZVMMF_2012_52_2_a9,
     author = {A. V. Goncharskii and S. Yu. Romanov},
     title = {Two approaches to the solution of coefficient inverse problems for wave equations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {263--269},
     year = {2012},
     volume = {52},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2012_52_2_a9/}
}