@article{01689531, title = {Another proof of the Krishnaprasad-Berenstein's theorem.}, journal = {General Mathematics}, volume = {5}, year = {1997}, pages = {157-160}, zbl = {0978.70501}, language = {en}, url = {http://dml.mathdoc.fr/item/01689531} }
Dupac, Mihai. Another proof of the Krishnaprasad-Berenstein's theorem.. General Mathematics, Tome 5 (1997) pp. 157-160. http://gdmltest.u-ga.fr/item/01689531/