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Structure Determination of Organic Compounds by Ernö Pretsch Tabellen zur Strukturaufklärung organischer Verbindungen by Ernö Pretsch Spectra Interpretation of Organic Compounds by Ernö Pretsch Spektroskopische Daten zur Strukturaufklärung organischer Ver... by Ernö Pretsch Structure Determination of Organic Compounds by Ernö Pretsch Tables of Spectral Data for Structure Determination of Organi... by Ernö Pretsch Spektroskopische Daten zur Strukturaufklärung organischer Ver... by Ernö Pretsch Tabellen zur Strukturaufklärung organischer Verbindungen by Ernö Pretsch Aufgabensammlung zur Strukturaufklärung organischer Verbindun... by Ernö Pretsch


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