00286nam a2200121Ia 4500020001500000082001600015100002700031245002200058260003600080300000900116650001400125700002500139  a8122404081  a523.2 AVI/O  aAvinash Wasudeo Joshi  0aOur Solar System   bWiley EasternaNew Delhi c1992  a137p  aCosmology  aNarayan Chandra Rana