00331nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245004200100260003200142300000900174650001400183221030s9999    xx            000 0 und d  a8174091017  aEnglish  a105.23bUpp  aM. M. Uppal 0aEngineering Chemistrycby M. M. Uppal  bKhanna PubaNew Delhic2001  a1444  aChemistry