@article{1178244435,
author = {Frink, Aline H.},
title = {Special variations},
journal = {Tohoku Math. J. (2)},
volume = {12},
number = {3},
year = {1960},
pages = { 203-207},
language = {en},
url = {http://dml.mathdoc.fr/item/1178244435}
}
Frink, Aline H. Special variations. Tohoku Math. J. (2), Tome 12 (1960) no. 3, pp. 203-207. http://gdmltest.u-ga.fr/item/1178244435/