@article{GDZPPN002242087,
title = {On a theorem in Covariants},
journal = {Mathematische Annalen},
volume = {5},
year = {1872},
pages = {625-629},
zbl = {04.0062.02},
url = {http://dml.mathdoc.fr/item/GDZPPN002242087}
}
Cayley. On a theorem in Covariants. Mathematische Annalen, Tome 5 (1872) pp. 625-629. http://gdmltest.u-ga.fr/item/GDZPPN002242087/