Kopaev Y.V. , Kapaev V.V. , Aleshchenko Y.A. , Mel'nik N.N. Geometrical parameter fluctuations and localized electronic states in quantum scale structures. Semiconductor Sci. & Technol. , Vol.12,N12 , с. P.1565-1573 , 01.1997 Kopaev Y.V. , Kapaev V.V. , Aleshchenko Y.A. , Tokatly I.V. Electric and magnetic field dependent dimensionality of electronic states in quantum-scale semiconducting and superconducting heterostructures. International Journal of Modern Physics , Vol.12B,N29-31 , с. P.2932-2934 , 01.1998 Kopaev Y.V. , Kapaev V.V. , Aleshchenko Y.A. Unipolar semiconductor lasers on asymmetric quantum wells. Proc.SPIE. , Vol.4070 , с. P.132-137 , 01.2000 Kopaev Y.V. , Kapaev V.V. , Kornyakov N.V. , Aleshchenko Y.A. Unipolar semiconductor laser on asymmetric quantum wells. Nanotechnology , N11 , с. P.206-210 , 01.2000