@article{1206140670,
author = {Yorinaga, Masataka},
title = {A stroboscopic method in the cylindrical phase space},
journal = {J. Sci. Hiroshima Univ. Ser. A-I Math.},
volume = {25},
number = {2},
year = {1961},
pages = { 95-112},
language = {en},
url = {http://dml.mathdoc.fr/item/1206140670}
}
Yorinaga, Masataka. A stroboscopic method in the cylindrical phase space. J. Sci. Hiroshima Univ. Ser. A-I Math., Tome 25 (1961) no. 2, pp. 95-112. http://gdmltest.u-ga.fr/item/1206140670/