 Novosel coached Cibona to two Yugoslav League titles, seven Yugoslav Cups, and two European Champions Cup (EuroLeague) titles in 1985 and 1986, when he was named the European Coach of the Year.As a head coach, Novosel led the senior men's Yugoslavian national team to the silver medal at the 1974 FIBA World Championship, the silver medal at the 1976 Montreal Summer Olympics, and the bronze medal at the 1984 Los Angeles Summer Olympics.Novosel was also the head coach for the senior men's Croatian national team.