The Book of Guests in Esperanto
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Archives at Vienna’s Esperanto Museum
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The history of the Vidyasagar Prize
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How language evolved in Africa · Kiel lingvo evoluis en Afriko
Algorithmic detection of Alzheimer’s by analysis of speech · Algoritma detektado de la alchejmera malsano per parolanalizo
The universal sound of swearing · La universala sono de sakrado
The Esperanto World Congress that almost did not happen: Barcelona, 1909
El Congreso Mundial de Esperanto que casi no sucede: Barcelona, ​​1909
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Subscribe to ESF's free news bulletin
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Abonu senpagan informbultenon de ESF
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