@article{1183500873,
author = {Thrall, R. M.},
title = {Apolarity of trilinear forms and pencils of bilinear forms},
journal = {Bull. Amer. Math. Soc.},
volume = {44},
number = {11},
year = {1938},
pages = { 678-683},
language = {en},
url = {http://dml.mathdoc.fr/item/1183500873}
}
Thrall, R. M. Apolarity of trilinear forms and pencils of bilinear forms. Bull. Amer. Math. Soc., Tome 44 (1938) no. 11, pp. 678-683. http://gdmltest.u-ga.fr/item/1183500873/