@article{bwmeta1.element.bwnjournal-article-smv26i1p1bwm,
author = {W. S\l owikowski},
title = {On the theory of inductive families},
journal = {Studia Mathematica},
volume = {25},
year = {1965},
pages = {1-10},
zbl = {0138.37601},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv26i1p1bwm}
}
Słowikowski, W. On the theory of inductive families. Studia Mathematica, Tome 25 (1965) pp. 1-10. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv26i1p1bwm/