- Authors: Costa, H.R.C.; Silva, H. ; Hovenkamp, P. & Silveira, P.
- Title: Checklist of the ferns and fern allies of Timor, with special focus on Timor-Leste
- Publication Type: Poster
- Conference Title: 11th Flora Malesiana Symposium.
- Conference Location: Brunei Darussalam
- Conference Date: 30 June – 5 july 2019
- Year Published: 2019