@article{GDZPPN002215810,
title = {Zur Existenz freier Algebren einer r-Dimensionalen Theorie.},
journal = {Manuscripta mathematica},
volume = {2},
year = {1970},
pages = {227-236},
zbl = {0203.31302},
url = {http://dml.mathdoc.fr/item/GDZPPN002215810}
}
Schumacher, Dietmar. Zur Existenz freier Algebren einer r-Dimensionalen Theorie.. Manuscripta mathematica, Tome 2 (1970) pp. 227-236. http://gdmltest.u-ga.fr/item/GDZPPN002215810/