@article{1178228414,
author = {Yoshino, Masafumi},
title = {The Diophantine nature for the convergence of formal solutions},
journal = {Tohoku Math. J. (2)},
volume = {38},
number = {4},
year = {1986},
pages = { 625-641},
language = {en},
url = {http://dml.mathdoc.fr/item/1178228414}
}
Yoshino, Masafumi. The Diophantine nature for the convergence of formal solutions. Tohoku Math. J. (2), Tome 38 (1986) no. 4, pp. 625-641. http://gdmltest.u-ga.fr/item/1178228414/