Kittima Makgomol. Morphology of Fern Spores from Phu Phan National Park. Agr. Nat. Resour. [internet]. 2006 Oct. 30 [cited 2026 Aug. 28];40(5):116-22. available from: https://li01.tci-thaijo.org/index.php/anres/article/view/243933