00447nam a2200121Ia 4500008004100000082002300041100001900064245007700083260002900160942000700189999001700196952011200213220204s9999    xx            000 0 und d  a546.26:546.02bCAL  aCalvin, Melvin 0aIsotopic carbon: Techniques in its measurement and chemical manipulation  aLondonbJohn Wileyc1949  cBK  c20546d20546  00104070aMAINbMAINd2021-12-16g12.50l0o546.26:546.02 CALp01269r2021-12-16 00:00:00w2022-02-14yBK