In 1972, he tied for second/third place at the São Paulo ZT, earning him a place at the Interzonal tournament in Leningrad the following year and finishing 11–12th. At Torremolinos 1973, he tied for first place with Pal Benko. The same year at Bauang he tied for second place (+6 −2 =1) after Lubomir Kavalek.
In 1972, he tied for second/third place at the São Paulo ZT, earning him a spot in the Interzonal tournament in Leningrad the following year and finishing 11–12th. At Torremolinos 1973, he tied for first place with Pal Benko. The same year at Bauang he tied for second place (+6 −2 =1) after Lubomir Kavalek.