@article{GDZPPN002230135,
title = {On the Transitvity of regular differential Forms.},
journal = {Manuscripta mathematica},
volume = {64},
year = {1989},
pages = {213-224},
zbl = {0704.13004},
url = {http://dml.mathdoc.fr/item/GDZPPN002230135}
}
Hübl, Reinhold. On the Transitvity of regular differential Forms.. Manuscripta mathematica, Tome 64 (1989) pp. 213-224. http://gdmltest.u-ga.fr/item/GDZPPN002230135/