- Ardalambion – Helge Kåre Fauskanger collected information about all languages of Arda and made linguistic analysis of them. He prefers Quenya of course, but his
Black Speech analysis was taken as a base for creating LOS dialect
- Eldamo – An Elvish Lexicon search for words in various Elvish languages (including Neo-Quenya and Neo-Sindarin) and their translations.
- Arda Philology 1 – Proceedings of the First International Conference on J.R.R. Tolkien's Invented Languages.
- Khuzdûl Dhe Aglâb Khazâd – perfect russian-language source about language of Middle-Earth dwarves. (Mirror).