 Complete the following phrase:  He was part of the coaching staff at Red Star from 1960 until 1966 when he became a member of the national team selection committee which consisted of Mitić and Aleksandar Tirić, Miljan Miljanić, Vujadin Boškov and Branko Stanković. In 1967, he was promoted to head coach of the national team and he remained in that role until 1970. His biggest achievement as a coach was at the 