@article{PIM2_1985__37(51)_257719,
     author = {Hernando, J.M. and Reyes, E. and Gadea, P.M.},
     title = {Integrability of tensor structures of electromagnetic type.},
     journal = {Publications de l 'Institut Math\'ematique. Nouvelle S\'erie},
     pages = {113},
     publisher = {mathdoc},
     volume = {37(51)},
     year = {1985},
     zbl = {0576.53022},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/PIM2_1985__37(51)_257719/}
}