Career
He participated in four European Championships in Athletics (1958, 1962, 1966, 1969), and three Olympic Games (1960, 1964, 1968). In May 1959, he broke the European record (5789). Afterward in June 1959, he set the world record (5991) at Kusocinski Memorial in Warsaw.
Two years later, in August 1961, he broke again the European record (6047) in Lodz.
In 1960, he took 5th place in the 17th Olympic Games at Rome. In 1962, he took 4th at Belgrade (7th European Union-ch).
In 1964, he took 7th at Tokyo (18th Ol). In 1966, he took 4th at Budapest (8th European Union-ch).
In 1968, he took 7th at Mexico City (19th Ol).
In 1969, he took 12th at Athens (9th European Union-ch).