????? ???????? ??????????? ?? ????? 1978. ??? ??? ????? ?????? ????? ??????? ??????? ???? ?????ɡ ???? ??????? ??????? ?????????? ???????? ????? ?????. ????? ??????? ?????? ??????? ??? ?? ?????? ???????. ???? ????? ?????? ???? ????? ???? ???? ?? ???? ????? ????? ??????ɡ ????? ?? ????? ???????? ?? ?????. ????? ???? ???? ????? ???? ??????? ????? ??????? ?? ?????? ?? ??? 1992 ?1994? ???? ????? ?? ??????? ???? ???????. ????? ????? ????? ???? ????? ????? ???? ????? ??????.
???????? ?????? ?????????:
????? ??????: ??? ????? ???? ???? ???? ?????? ?? ??? (1984)? ???? ?????? ??????? ???? ??? ?? (1984)? ???? ???? ???? ?????? ???? ?? ???? (1985)? ???? ???? ?????? ?????? ????? ????? ???? ?? ????? (1987)? ???? ????? ??? ??? ????? (1989)? ???? ????? ??????? ??????? ????? ???????? ????? ??????? ?????? ??? ????? (1990)? ???? ???? ???????? ???? ?? ????? (1991)? ??? ???? ?????ɡ ???? ??? ???? ?????? ??? ??? (1994)? ???? ???? ???? ?????ɡ ???? ???????? ????? ??? ???(1996)? ???? ???? ???????? ???? ???? ???(1997)? ???? ???? ?????? ?????? ????? ????? ????? ????????? (?????? 1998)? ???? ???? ???? ?????? ???????? ???????? ??? ???? ??? (????? 1999)
????? ??????: ????? ?????? ?? ????? ??? ?????? ???? (1970? 1978? 1992)? ???? ?????? ??????? ?????? ???? (1982)? ?????? ???? ???????(1982)? ???? ???????? ??? ??????? (1985)? ???? ???? ???? ????? ?????? ????? ????? (???? ???? ????????) ????? (1985)? ??????? ????? ??????? ????? (1986)? ??????? ????? ??????? ????? (1992)? ???? ??? ??????ɡ ???? ???? ???????? ???? (1992)? ???? ???????? ????? (1993? 1994? 1995)? ???? ???? ???????? ????(1995)? ???? ???????? ????? (1996? ?????? ???? ???? ???????? ????)? ???? ???? ???????? ????? (1999)
????? ??? ????? ??? ??? ?????? ??????? ?????? ??????? ????? ???????? ????? ??????? ?????? 12 ?????? 2002 ?? ???? ?? ?????? ???????? ???? ?????? ???????? ?????? ????? ????? ?? ?????.