00275nam a2200109Ia 4500008004100000040002500041082001400066100004700080245002100127260000900148300000800157230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a500.2 C36  aChanco, Tyrone R. and Christine R. Chanco  0aPhysical science  c2000  a208