 Kalember aiva nhengo yeYugoslavia national basketball team iyo yakapinda muEuropean Championship muna 1947 muPrague, Czechoslovakia. Akatamba mutambo mumwe chete mumakwikwi acho pasina zvinyorwa. Akanga ari nhengo yechikwata pa1950 FIBA World ChampionshipmuBuenos Aires, Argentina. Mumitambo mina yemutambo, akawana avhareji yemapoinzi 4,5 pamutambo. Kalember aiva nhengo yechikwata chenyika pa1953 European Championship muMoscow, Soviet Union. Mumitambo mina yomutambo wacho, akawana avhareji yepoinzi imwe chete pamutambo. 