1. D. P. Erchak, N. M. Penina, V. F. Stelmakh, V. P. Tolstykh, and A. M. Zaitsev, in: Abstracts of Reports to the 7th International Conference on Ion Beam Modification of Materials, Knoxville, USA (1990), p. 313.
2. V. G. Efimov, D. F. Ertchak, R. B. Gelfand, N. M. Penina, V. F. Stelmakh, V. S. Varichenko, A. G. Ulyashin, and A. M. Zaitsev, in: Abstracts of Reports to the E-MRS-90 Fall Meeting, Strasburg, France (1990), C.-V/P12.
3. D. P. Erchak, V. G. Efimov, A. M. Zaitsev, V. F. Stelmakh, N. M. Penina, V. S. Varichenko, and V. P. Tolstykh, Nucl. Instrum. Methods,B69, 443–451 (1992).
4. P. R. Brosious, J. W. Corbett, and J. C. Bourgoin, Physica Status Solidi (a),21, 677 (1974).
5. P. R. Brosious, Y. H. Lee, J. W. Corbett, and L. J. Cheng, Physica Status Solidi (a),25, 541 (1974).