@article{01433459,
title = {Determination of invariant inner product on seven dimensional nilpotent Lie algebras.},
journal = {Balkan Journal of Geometry and its Applications (BJGA)},
volume = {4},
year = {1999},
pages = {117-122},
zbl = {0951.17004},
language = {en},
url = {http://dml.mathdoc.fr/item/01433459}
}
Tsagas, Gr.; Christophoridou, Ch.; Synefaki, A. Determination of invariant inner product on seven dimensional nilpotent Lie algebras.. Balkan Journal of Geometry and its Applications (BJGA), Tome 4 (1999) pp. 117-122. http://gdmltest.u-ga.fr/item/01433459/