Template:ChenCW et al., 2019
- Chen, C.W., Lindsay, S., Yong, K.T., Mustapeng, A.M.A., Amoroso, V.B., Dang, V.D. & Huang, Y.-M. 2019. Clarification of Two Poorly Known Vittarioid Ferns (Pteridaceae): Haplopteris angustissima and H. capillaris. Systematic Botany 44(3): 483–493. DOI: 10.1600/036364419X15620113920545
