“Peranan Lebah Trigona Laeviceps (Hymenoptera: Apidae) Dalam Produksi Biji Kailan (Brassica Oleracea Var. Alboglabra)”. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) 45, no. 2 (October 12, 2017): 196–203. Accessed December 24, 2025. https://journal.ipb.ac.id/jurnalagronomi/article/view/13236.