Advances in molecular spectroscopy : proceedings. vol. 3 / Edited by A. Mangini. International Meeting on Molecular Spectroscopy (4th : 1959 : Bologna and Rome, Italy) Mangini, A. (Angelo), ed. International Union of Pure and Applied Chemistry. Molecular spectroscopy Congresses. QC451 .I55 1959 544.6 MAA Papers in English, French, German, or Italian. Sponsored by the International Union of Pure and Applied Chemistry, and others. Includes bibliographies. Oxford ; New York : Symposium Publications Division, Pergamon Press ; Macmillan, 1962. 1962. 1962 Text 3 v. : eng engfregerita