Parris, B., Chen, C. W., Hsu, T. C., Lu, T. N., Nguyen, Q. D., & Luu, H. T. (2015).

New species and records of grammitid ferns (Polypodiaceae) for Vietnam

. Phytotaxa, 226(1), 39–50. https://doi.org/10.11646/phytotaxa.226.1.4