1. Beckwith, A. (2022) New Conservation Law as to Hubble Parameter, Squared Divided by Time Derivative of Inflaton in Early and Late Universe, Compared with Discussion of HUP in Pre Planckian to Planckian Physics, and Relevance of Fifth Force Analysis to Gravitons and GW. In: Frajuca, C., Ed., Gravitational Waves— Theory and Observations, IntechOpen, London, 1-18.https://www.intechopen.com/online-first/1125889
2. An Invitation to Astrophysics
3. Sarkar, U. (2008) Particle and Astroparticle Physics. Taylor and Francis, New York.
4. Hybrid method for understanding black-hole mergers: Inspiralling case
5. Lightman, A., Press, W., Price, R. and Teukolsky, S. (1975) Problem Book in Relativity and Gravitation. Princeton University Press, Princeton.