@article{ZVMMF_1977_17_3_a26,
     author = {O. Lietuvietis and G. A. Radzi\c{n}\v{s} and U. Raitums},
     title = {On the optimization of plane-parallel magnetic fields},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {780--785},
     publisher = {mathdoc},
     volume = {17},
     number = {3},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1977_17_3_a26/}
}