OBSERVATION OF A LOW ANGLE GRAIN BOUNDARY IN TOOTH ENAMEL CRYSTALS USING HREM E. F. BRÈS, J. L. HUTCHISON, J.-C. VOEGEL et R. M. FRANKJ. Phys. Colloques, 51 C1 (1990) C1-97-C1-102DOI: https://doi.org/10.1051/jphyscol:1990113