1. The Preparation and Properties of CVD-Silicon Tubes and Boats for Semiconductor Device Technology
2. L.E. Berezenko, E.S. Falkevich et al., USSR Patent No. 687, 654 (1978).
3. D.H. Sawyer et al., USA Patent No. 4, 289, 572.
4. W. Keller et al., FRG Patent No. 1, 926, 500.
5. A.A. Alioshin, N.I. Bletscan et al., USSR Patent No. 1, 015, 692.