C. M. A. Aser, H. P. Lumista, C. R. M. Lituañas, and F. M. Acma, “Morphology and Nodal Anatomy of Philippine Endemic Hornstedtia conoidea Ridl. (Zingiberaceae)”, Thai. Nat. Hist. Mus. J., vol. 16, no. 2, pp. 49–57, Dec. 2022.