GRAIN BOUNDARY DISTRIBUTION IN MATERIALS SUSCEPTIBLE TO ANNEALING TWINNING V.Yu. GERTSMAN, R.Z. VALIEV, V.N. DANILENKO et O.V. MISHIN J. Phys. Colloques, 51 C1 (1990) C1-151-C1-154 DOI: 10.1051/jphyscol:1990122