pdf ????? ?????? ???? ???? ??????? ????? ?????? ??? ?????? ??? ????? ?? ?????? ?? ????? .. ???? ??? ?? ???? ???? ??????? pdf ????? ?????? ???? ???? ????? ????? ?????? ????? ???? pdf ????? ?????? ???? ????? ?????? ????? ?????? ??? ?????? ????? ?????? ???? ?????? ???? ????? ??? ?? ??? ????? ???? ????? ??????????? ??? ??? ????? ???????? ?????? ???