@article{DE_1989_25_6_a9,
     author = {L. M. Kovrizhnykh and D. P. Kostomarov and D. Yu. Sychugov and S. V. Shchepetov},
     title = {Properties of the structures of magnetic surfaces in plasma},
     journal = {Differencialʹnye uravneni\^a},
     pages = {983--989},
     publisher = {mathdoc},
     volume = {25},
     number = {6},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_6_a9/}
}