Rasito, Bunawas, Tri Cahyo, Ade Suherman, P. Sukmabuana. EFFECT OF COLLIMATOR ELEMENTS ON THE BEAM SPECTRUM AND KERMA IN GAMMA IRRADIATOR. Ganendra: Majalah IPTEK Nuklir [Internet]. 2026 Mar. 12 [cited 2026 Aug. 12];24(2 Juli):67-74. Available from: https://ejournal.brin.go.id/ganendra/article/view/15559