@article{1103842382,
author = {MacCallum, M. A. H. and Stewart, J. M. and Schmidt, B. G.},
title = {Anisotropic stresses in homogeneous cosmologies},
journal = {Comm. Math. Phys.},
volume = {16},
number = {1},
year = {1970},
pages = { 343-347},
language = {en},
url = {http://dml.mathdoc.fr/item/1103842382}
}
MacCallum, M. A. H.; Stewart, J. M.; Schmidt, B. G. Anisotropic stresses in homogeneous cosmologies. Comm. Math. Phys., Tome 16 (1970) no. 1, pp. 343-347. http://gdmltest.u-ga.fr/item/1103842382/