1. E. V. Kalinina, Fiz. Tekh. Poluprovodn. 41, 769 (2007) [Semiconductors 41, 745 (2007)].
2. A. Lebedev and S. Sbruev, Élektron.: Nauka. Tekhnol. Biznes, No. 5, 23 (2006).
3. O. A. Ageev, Problems in the Technology of Contacts to Silicon Carbide (TRTU, Taganrog, 2005) [in Russian].
4. A. A. Lebedev, A. M. Ivanov, and N. B. Strokan, Fiz. Tekh. Poluprovodn. 38, 129 (2004) [Semiconductors 38, 125 (2004)].
5. V. V. Kozlovskii, P. A. Ivanov, D. S. Rumyantsev, V. N. Lomasov, and T. P. Samsonova, Fiz. Tekh. Poluprovodn. 38, 778 (2004) [Semiconductors 38, 745 (2004)].