B. Abbott et al, An upper limit on the stochastic gravitational-wave background of cosmological origin, Nature 460, 990-994 (2009)
B. Ananthanarayan, Sunanda Banerjee, K. Shivaraj, A. Upadhyay, Puzzles of excited charm meson masses, Phys.Lett.B 651, 124-128 (2007)
B. Ananthanarayan, K. Shivaraj , Comment on evidence for new interference phenomena in the decay D+ ---> K- pi+ mu+ nu, Phys.Lett.B 628, 223-227 (2005)