19 oct.-21 oct. 1981

28 oct.-29 oct. 1980

22 oct.-23 oct. 1979

18 oct. 1978

16 oct.-18 oct. 1978

26 ene. 1978

25 ene.-26 ene. 1978

18 oct.-20 oct. 1977

17 oct.-18 oct. 1977

27 jun.-29 jun. 1977