Syrotyuk, S. V.     The electronic energy band spectrum of crystal Si and Ge and solid solutions Si1-xGe evaluated with the different exchange-energy functionals [Текст] / S.V. Syrotyuk, V.M. Shved // Electronic processes in organic materials : abstr. 8th Intern. conf., Synyogora residence, Ivano-Frankivsk region, Ukraine, May 17-22, 2010 / Ed.: Y. A. Vertsimakha. — К. : Наук. світ, 2010. — P. 115-116.