3 literature references for Trichosteleum annamense Brotherus & Paris, 1911:

Author: C. Müller
Year: 1848
Title:
Source: Syn. Musc. Frond.
Author: Crosby, M. R. and others - INSUFFICIENT
Year: 1999
Title: INSUFFICIENTLY known because not REVISED since its pre-1963 publication; that is to say we have no more information about the species than Index Muscorum; merely relisted without additional specimens in a checklist since 1963; may have been treated in
Source: Checklist Mosses
Author: Brotherus & Paris
Year: 1911
Title:
Source: Rev. Bryol.