Submition date and time: 17 Dec 2011 14:05:10 Nome: Rishi Kumar Tiwari. E-mail: rishitiwari59@rediffmail.com Endereço Postal Address: F-24,Civil Lines, Rewa (M.P) pin-486001 Do you hold a PhD title? Yes Institution: Govt. Model(P.G.)Science College, Rewa (M.P.) 486001 Research area: Cosmology Comments: I am working as Professor in mathematics and I would like to attend/present a paper.Publications- LRS Bianchi Type-II Cosmological Model with Decaying Lambda Term CHIN. PHYS. LETT. Vol. 29, No. 1 (2012) 010403 CHINA 1. Bianchi Type-I String Cosmological Model with Bulk Viscosity and Time-Dependent Λ term. Chinese Phy. Lett. Vol. 28, 9 (2011) CHINA 2. Robertson-Walker Cosmological Models with Perfect Fluid in General Relativity. Research in Astronomy and Astrophysics. (CHINA) Vol. 11,7 (2011). R.K. Tiwari 3. Plane Symmetric Cosmological Models in Self Creation Cosmology FIZIKA B Vol. 19, 4 , 211-222 (2010) (CROATIA) Online May 2011. R.K. Tiwari 4. Non- Existence of Shere in Bianchi Type- III Sting Cosmological Models with Bulk Viscosity and Time –Dependent Λ Term .Chinese Phy. Lett.Vol. 28,2 (2011) CHINA R.K. Tiwari, S. Sharma 5. Bianchi Type-I Cosmological Model with Varying Λ term is general Relativity 1, March