@article{02171584, title = {Mirror symmetry and conformal flatness in general relativity.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2004}, year = {2004}, pages = {2205-2208}, doi = {10.1155/S0161171204309038}, zbl = {1068.83005}, language = {en}, url = {http://dml.mathdoc.fr/item/02171584} }
Gravel, P.; Gauthier, C. Mirror symmetry and conformal flatness in general relativity.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 2205-2208. doi : 10.1155/S0161171204309038. http://gdmltest.u-ga.fr/item/02171584/