
%0 Journal Article
%A Halford, WD 
%T Cosmological Theory Based on Lyra's Geometry
%J Australian Journal of Physics
%D 1970/06/01
%V 23
%N 5
%P 863-870
%K 
%R https://doi.org/10.1071/PH700863
%U https://www.publish.csiro.au/paper/PH700863 
%X Using a Robertson-Walker metric in a modified Riemannian manifold, a cosmological theory is obtained which gives rise to nonstatic perfect-fluid world models. The cosmological equations are formally identical to those of the normal relativistic theory with cosmological constant A. 
