Barcenas, J. M. A., & Bechayda, C. C. (2022). Spore-Based Palynological Study of Common Pteridophyte Species in Cagraray Island, Philippines: Grounds for Classification in Lower Taxa. International Journal of Scientific Research in Biological Sciences, 9(2), 8–16. Retrieved from https://ijsrbs.isroset.org/index.php/j/article/view/525