Nuclear magnetic resonance and relaxation in solids; proceedings of the XIIIth Colloque Ampère, University of Leuven, 1-5 September, 1964. Lieven van Gerven. International Conference on Nuclear Magnetic Resonance and Relaxation in Solids, Louvain, 1964. Gerven, Lieven van, ed. Group for the Study of Atoms and Molecules from Radio-Electric Research. Solids Congresses. Nuclear magnetic resonance Congresses. Relaxation (Nuclear physics Congresses. QC176.A1 I54 1964 539.7 GEN English or French. "Held ... under the auspices of the Koninklijke Vlaamse Akademie voor Wetenschappen, Lettern en Schone Kunsten van België, the Groupement Ampère and the International Union of Pure and Applied Physics." Includes bibliographies. Amsterdam : North-Holland Pub. Co., 1965. 1965. 1965 Text xxxv, 422 p. : eng engfre