Mots-clés:
1987, ABEL, BACRY, BLOCH, BORN, BRILLOUIN, CLASSIFICATION, CLOIZEAUX, EN, ENERGIE, EUCLIDE, EVARESTOV, FOURIER, FROBENIUS, GROUPES SPATIAUX, HERMITE, HILBERT, KARMAN, MACKEY, MICHEL, PREPUBLICATION, SEITZ, SMIRNOV, SOLIDES, WIGNER, WYCKOFF, ZAK