@article{1104114624, author = {Friedrich, Helmut}, title = {On purely radiative space-times}, journal = {Comm. Math. Phys.}, volume = {102}, number = {4}, year = {1986}, pages = { 35-65}, language = {en}, url = {http://dml.mathdoc.fr/item/1104114624} }
Friedrich, Helmut. On purely radiative space-times. Comm. Math. Phys., Tome 102 (1986) no. 4, pp. 35-65. http://gdmltest.u-ga.fr/item/1104114624/