Farezol, N. F. ., Kamarul Zaman , M. A. ., & Azzeme, A. M. (2024). Effect of Auxins on Growth Enhancement of Cell Suspension Culture of Tongkat Ali Hitam (Polyalthia bullata). Malaysian Applied Biology, 53(5), 49–61. https://doi.org/10.55230/mabjournal.v53i5.3044