@article{03921408,
title = {Integrability of tensor structures of electromagnetic type.},
journal = {Publications de l'Institut Math\'ematique. Nouvelle S\'erie},
volume = {37(51)},
year = {1985},
pages = {113-122},
zbl = {0576.53022},
language = {en},
url = {http://dml.mathdoc.fr/item/03921408}
}
Hernando, J.M.; Reyes, E.; Gadea, P.M. Integrability of tensor structures of electromagnetic type.. Publications de l'Institut Mathématique. Nouvelle Série, Tome 37(51) (1985) pp. 113-122. http://gdmltest.u-ga.fr/item/03921408/