00304nam a22000977a 4500008004100000022001400041040005500055245003800110260004400148310001400192230828b        |||||||| |||| 00| 0 eng d  a0970-2334  aNational Science LibrarycNational Science Library  aBulletin of Indian vacuum society  aBombay: bIndian Vacuum Society, c1998  aQuarterly