Dee ihe na-aga n'ihu maka paragraf a - Paunović bụ onye otu ndị otu Serbia n'okpuru 16 ndị asọmpi na 2016 FIBA Europe n'okpuru 16 Championship na Poland. N'ime egwuregwu asọmpi asaa, o nwetara ihe ruru 14.6, 4.0 rebounds na 2.9 na-enyere aka kwa egwuregwu. Paunović bụ onye otu ndị otu Serbia n'okpuru afọ 18 nke meriri nrite ọla edo na 2018 FIBA Europe Under-18 Championship na Latvia. N'ime egwuregwu asọmpi asaa, o nwetara akara 16.7, 4.1 rebounds na 3.4 na-enyere aka kwa egwuregwu. Paunović bụ onye otu ndị otu Serbia nọ n'okpuru afọ 19 nke mechara 7th na 2019 FIBA Under-19 Basketball World Cup
na Heraklion, Gris. N'ime egwuregwu asọmpi asaa, o mere nkezi 7.3 isi, 4.6 rebounds na 4.4 na-enyere aka kwa egwuregwu.