@article{GDZPPN002299704, title = {On the Integral Curves of a Linear Differential Form of Maximum Rank.}, journal = {Mathematische Annalen}, volume = {179}, year = {1968}, pages = {101-104}, zbl = {0157.30502}, url = {http://dml.mathdoc.fr/item/GDZPPN002299704} }
BOOTHBY, W. On the Integral Curves of a Linear Differential Form of Maximum Rank.. Mathematische Annalen, Tome 179 (1968) pp. 101-104. http://gdmltest.u-ga.fr/item/GDZPPN002299704/