@article{GDZPPN002371642,
title = {Expressions for the Euler numbers obtained by expanding sec x by means of Maclaurins Theorem},
journal = {Mathematische Zeitschrift},
volume = {32},
year = {1930},
pages = {151-158},
zbl = {55.0135.01},
url = {http://dml.mathdoc.fr/item/GDZPPN002371642}
}
Schwatt, I. J. Expressions for the Euler numbers obtained by expanding sec x by means of Maclaurins Theorem. Mathematische Zeitschrift, Tome 32 (1930) pp. 151-158. http://gdmltest.u-ga.fr/item/GDZPPN002371642/