N. W. PANGESTIKA, T. ATMOWIDI, and S. KAHONO, “Additional nest structures and natural enemies of stingless bees (Hymenoptera: Apidae: Meliponinae)”, JSDH, vol. 4, no. 2, pp. 42–47, Aug. 2020, doi: 10.29244/jsdh.4.2.42-47.