IMPURITY-DEFECT STRUCTURES OF Sn, Sb AND Te IMPLANTED α-TIN SINGLE CRYSTALS J.W. Petersen, S. Damgaard, G. Weyer, J. Chevallier and H.L. Nielsen J. Phys. Colloques, 41 C1 (1980) C1-443-C1-444 DOI: 10.1051/jphyscol:19801172