@article{SJVM_2015_18_3_a0,
     author = {A. L. Balandin},
     title = {Tomography of force-free fields},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {237--253},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2015_18_3_a0/}
}