00520nam a2200169Ia 4500008004100000020001500041082001800056100002000074245005600094260004000150300000800190650003400198650001800232653004400250653003300294700002300327170901s1979    xx            000 0 und d  a0471029548  a547.308bL53N  aLevy, George C. 0aNitrogen-15 Nuclear Magnetic Resonance Spectroscopy  aNew YorkbJohn Wiley and Sonsc1979  a221  aChemistry and allied sciences  aPure Sciences  aNuclear magnetic resonance spectroscopy  aOrganic analytical chemistry  aLichter, Robert L.