@article{bwmeta1.element.bwnjournal-article-fmv44i2p241bwm,
author = {Andrzej Ehrenfeucht},
title = {On theories categorical in power},
journal = {Fundamenta Mathematicae},
volume = {44},
year = {1957},
pages = {241-248},
zbl = {0105.00601},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv44i2p241bwm}
}
Ehrenfeucht, Andrzej. On theories categorical in power. Fundamenta Mathematicae, Tome 44 (1957) pp. 241-248. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv44i2p241bwm/