00381nam a2200169Ia 4500003000400000005001700004008004000021020001500061040000700076041000800083082001600091100001700107245003200124260003600156300001200192650000700204OSt20251003103346.0210210b2008   xxu||||| |||| 00| 0 eng d  a8173716293  cAL  aeng  a530.11 PRAS  aPrasanna A R  aSpace and time to spacetime  aIndiabUniversities Pressc2008  axii,200  ato