@article{GDZPPN002212153, title = {On compositions and triality.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, volume = {450}, year = {1994}, pages = {45-70}, zbl = {0808.11028}, url = {http://dml.mathdoc.fr/item/GDZPPN002212153} }
Sridharan, R.; Knus, M.-A.; Parimala, R. On compositions and triality.. Journal für die reine und angewandte Mathematik, Tome 450 (1994) pp. 45-70. http://gdmltest.u-ga.fr/item/GDZPPN002212153/