@article{SIGMA_2006_2_a19,
     author = {Alexei J. Nurmagambetov},
     title = {Duality-Symmetric {Approach} to {General} {Relativity} and {Supergravity}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2006},
     volume = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2006_2_a19/}
}