Srivastava, S., and V. Srivastava. “Lorentzian α_Sasakian Manifolds Satisfying Certain Condition on the Concircular Curvature Tensor”. Journal of the Tensor Society, Vol. 7, no. 01, Dec. 2013, pp. 9-16, doi:10.56424/jts.v7i01.10471.