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@article{DE_1977_13_7_a22, author = {V. I. Zubov}, title = {Focusing of charged particles in the vicinity of a given equilibrium trajectory}, journal = {Differencialʹnye uravneni\^a}, pages = {1330--1332}, publisher = {mathdoc}, volume = {13}, number = {7}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1977_13_7_a22/} }
V. I. Zubov. Focusing of charged particles in the vicinity of a given equilibrium trajectory. Differencialʹnye uravneniâ, Tome 13 (1977) no. 7, pp. 1330-1332. http://geodesic.mathdoc.fr/item/DE_1977_13_7_a22/