Talk:Matter collineation

Sources

Here are some sources that could be used as references in the article:

• S. S. Akhtar; T. Hussain; A. H. Bokhari; F. Khan (2018-05-05). "Conformal Collineations of the Ricci and Energy–Momentum Tensors in Static Plane Symmetric Space–Times". springer.com. Retrieved 2019-07-11.
• J. Carot; J. da Costa; E. G. L. R. Vaz (1994-03-03). "Matter collineations: The inverse. "symmetry inheritance" problem" (PDF). semanticscholar.org. Retrieved 2019-07-11.
• U. Camci; E. Sahin (2006-08-16). "Matter collineation classification of Bianchi type II spacetime". springer.com. Retrieved 2019-07-11.

Robman94 (talk) 20:10, 11 July 2019 (UTC)