00402nam a2200169Ia 4500003000900000008004100009040001600050080001300066100001900079245003300098260000900131300001000140490004100150650001400191650001000205650001700215IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a524bSIN  aSinha, T. A. K 0aCycle of timecT. A. K Sinha  c2020  a364p.  aFoundation of science series; vol. 6  aCosmology  aSpace  aThe universe