00266nam a2200097Ia 4500008004100000082001900041100002100060245005100081260002700132300000900159210430s9999    xx            000 0 und d  a541.345 N384 E  aArjun Singh Negi  aElementary Surface ChemistrycArjun Singh Negi  aIndiabG.S Rawatc2011  a264p