Karthick, M. C; Lopez-Sanchez, A. R; Sahu, D. K; Sanwal, B. B; Bisht, S(Oxford University Press on behalf of the Royal Astronomical Society, 2014-03-21)
Anupama, G. C; Kamath, U. S; Ramaprakash, A. N; Kantharia, N. G; Hegde, M; Mohan, V; Kulkarni, M; Bode, M. F; Eyres, S. P. S; Evans, A; O Brien, T. J(EDP Sciences, 2013-11)