@article{1077473987,
author = {Richardson, A. R.},
title = {The composition of cubic forms},
journal = {Duke Math. J.},
volume = {14},
number = {1},
year = {1947},
pages = { 27-30},
language = {en},
url = {http://dml.mathdoc.fr/item/1077473987}
}
Richardson, A. R. The composition of cubic forms. Duke Math. J., Tome 14 (1947) no. 1, pp. 27-30. http://gdmltest.u-ga.fr/item/1077473987/