12/1979-04/1981
08/1977-08/1984
04/1979-08/1980
08/1980-08/1984
08/1977-04/1981
04/1979-08/1984
08/1977-02/1983
08/1977-08/1980
03/1978-02/1983
RU30..T3,TW1..TS