Abdullah, N. A., Ja'afar, F., Yasin, H. M., Taha, H., Petalcorin, M. I., Mamit, M. H., . . . Usman, A. (2019). Physicochemical analyses, antioxidant, antibacterial, and toxicity of propolis particles produced by stingless bee Heterotrigona itama found in Brunei Darussalam. Heliyon.

Abdullah, Nurul Aliah, Fairuzeta Ja'afar, Hartini M. Yasin, Hussein Taha, Mark I.R Petalcorin, Mitasby H. Mamit, Eny Kusrini, e Anwar Usman. "Physicochemical Analyses, Antioxidant, Antibacterial, and Toxicity of Propolis Particles Produced By Stingless Bee Heterotrigona Itama Found in Brunei Darussalam." Heliyon 2019.

Abdullah, Nurul Aliah, et al. "Physicochemical Analyses, Antioxidant, Antibacterial, and Toxicity of Propolis Particles Produced By Stingless Bee Heterotrigona Itama Found in Brunei Darussalam." Heliyon 2019.