found: His Theoretical cosmology, 1979:CIP galley t.p. (A. K. Raychaudhuri) CIP data sheet (prof. of physics, Presidency Coll., Calcutta)
found: Ātmajijñāsā o anyānya racanā, 2007:t.p. (Amalalumāra Rāẏacaudhurī) p. 120 (A.K. Raychaudhuri) p. 4 of cover (b. Sept. 14, 1923; d. Jun. 18, 2005)
found: Bāṃlāra Āinasṭaina, Amala Kumāra Rāẏacaudhurī, 2013:t.p. (Amala Kumāra Rāẏacaudhurī) t.p. verso (Amal Kumar Raychaudhuri) jacket (born in 1923 and died in 2005; Physicist from India)
found: Wikipedia, viewed Mar. 1, 2016(Amal Kumar Raychaudhuri)