Jain, D; Panchapakesan, N; Mahajan, S; Bhatia, V. B
(Astronomical Society of India, 2000)
Identification of gravitationally lensed Gamma Ray Bursts (GRBs) in the BATSE 4B catalog can be used to constrain the average redshift <z> of the GRBs. Here we calculate an upper limit to <z>, independent of the physical ...