Home › Authors › O. G. Kovalev 👤 O. G. Kovalev 2 books Books by O. G. Kovalev Sbornik nauchnykh rabot adʺi︠u Sbornik nauchnykh rabot adʺi︠u︡nktov i soiskateleĭ 2005 Psikhologii︠a︡ suit︠s︡idalʹnog Psikhologii︠a︡ suit︠s︡idalʹnogo povedenii︠a︡ osuzhdennykh 2002