??????? ????? (Pskov State University)??? ???????? ??????????????? ????????????? ????????????? ????? ????? ????????????? ????? ????? ??????????????pskgu.ru????? ??????? ????? (Pskov State University)??????? ????? ????? ????? ???? ?? ??? ????? (Pskov) ???. ??? ??????? ?? ????? ???? ?????????? ??????? ?? ????? Pskov ??? ???? ? ????? ?? ?? ??? 2010