1. Abramowicz MA and Prasanna AR MNRAS, 245: 720 (1990)
2. Aquirregabiria JM and Vishveshwara CV. Phys. Lett. A, 210, 251 (1996)
3. Arun KG. Blanchet, Luc, Iyer, Bala R and Qusailah, Moh’d SS. Phys. Rev. D, 77, 064035 (2008)
4. Arun KG, Iyer, Bala R, Sathyaprakash BS, Sinha, Siddhartha and Broeck, Chris Van den: Phys. Rev. D., 76, 104016 (2007)
5. Arun K, Iyer BR, Qusailah MSS and Sathyaprakash BS. Class. Quant. Grav., 23, L37 (2006)