Among his best results in other important tournaments were: clear first at Iwonicz Zdroj 1957, equal first with Taimanov at Dresden 1959, equal first with Lajos Portisch at Beverwijk 1965, clear first at Kislovodsk 1966, clear first at Gothenburg 1967, clear first at Kislovodsk 1968, equal first with Mikhail Botvinnik at Wijk aan Zee 1969 (ahead of Keres), equal first at Havana 1971 with Vlastimil Hort, equal first at Hilversum 1973 with Laszlo Szabo, clear first at Budapest 1973 ahead of Anatoly Karpov, clear first at Teesside 1975, clear first at Moscow 1975 (ahead of Boris Spassky, Viktor Korchnoi, and Petrosian), clear first at Las Palmas 1976, equal first with Gennadi Sosonko at Wijk aan Zee 1977, clear first at Bogotá 1978, equal first at Bern 1987 with Daniel Campora, clear first at Dortmund 'A' 1989, and equal first at New York Manhattan 1990 with Gregory Kaidanov, at age 65.