|   |   Vol. 37(51), pp. (1985) | 
|  | Integrability of tensor structures of electromagnetic typeJ.M. Hernando, E. Reyes and P.M. GadeaDepartamento de Geometria, Faculdad de Ciencias, Valladolid, Spain and Instituto Jorge Juan, Madraid, SpainAbstract: We study characterizations of the integrability of $G$-structures defined by tensor fields of elektromagnetic type. Classification (MSC2000): 53C15; 53C10 Full text of the article: 
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© 2001 Mathematical Institute of the Serbian Academy of Science and Arts
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