Is Esperanto mutually intelligible to any other language? - Quora
European studies blog: Esperanto
The invented language that found a second life online
What Is Esperanto, And Who Speaks It?
How many speakers of Esperanto are there? Why did it not catch on as a universal second language we could all speak in common? - Quora
List of Esperanto speakers - Wikipedia
Why is there a workers' Esperanto movement?
What Is Esperanto, And Who Speaks It?
Esperanto - Wikipedia
Esperanto, the Universal Language / Useful Notes - TV Tropes
Esperanto Education - Learning support
European studies blog: Esperanto
What Is Esperanto, And Who Speaks It?
Feliĉa Ferioj! Toasting the Holidays in Esperanto - The New York Times
Esperanto - Wikipedia
Esperanto: the language that never was
DJ Leo Sakaguchi: Esperanto native speaker | Esperanto Language Blog
Per-country rates of Esperanto speakers – Kalkulinda
Exploring Wales… in Esperanto! – Living for Languages
Esperanto: The artificial language that aimed to unite humanity - Big Think
Esperanto Language: Who Actually Speaks Esperanto?
Esperanto - Wikipedia
