1. B.V.Spitsyn, L.L.Bouilov, B.V.Derjaguin: J.Cryst. Growth 52 (1981) 219/26
2. S.Matsumoto, Y.Sato, M.Kamo, N.Setaka: Jpn.J.Appl.Phys. 21 (1982) 183/85
3. lStInt.Conf.Diamond Science and Technology, (JNDF Tokyo) Okt.24–26, 1988, Tokyo, Japan
4. Proc. of Nato ASI (Advanced Study Institute) II Ciocco, Castellveccio Pascoli, Italy, July 22-Aug.3, 1990, Plenum Press
5. 2nd Int. Conf. on the New Diamond Science and Technology., ICNDST-2, Washington, DC (USA) Sept. 23–27, 1990