Esperantido (English Wikipedia)

Elektronika Bulteno de EASL includes the short story La Mezepoka Esperanto from Lingvo Stilo Formo, 2nd cheap edition, Kalman Kalocsay, Budapest, Literatura Mondo, 1931.

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Desquilbet, Jérôme (25 November 2004). "Esperanto sen Fleksio" (in French). Archived from the original on 4 October 2011.

Piron, Claude. "Evolution Is Proof of Life". claudepiron.free.fr. Retrieved 2023-03-08.

"Esperanto sen fleksio". Archived from the original on 2013-12-30. Retrieved 2013-12-29.

МОВЫ СВЕТУ Archived 2013-12-30 at the Wayback Machine; Languages of the world; retrieved on 29 July 2008

Harrison, Rick (2004). "Esperanto sen Fleksio". Artificial Language Lab. Archived from the original on 16 July 2012.

Utis [Οὖτις]. "About Romániço". Romániço: international linguaģo. Retrieved 2021-10-27.
"Romániço Alphabet and Pronunciation". www.romaniczo.com. Retrieved 2021-10-27.

Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.
Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.

Kennaway, Richard; Some Internet resources relating to constructed languages; 7 January 2005; retrieved on 29 July 2008

Halvelik, Manuel (2010). Arkaika Esperanto (PDF) (in Esperanto). pp. 13–14, 18. Retrieved 9 June 2021.

"Plena Ilustrita Vortaro de Esperanto 2020". vortaro.net (in Esperanto). 2020. Retrieved 9 June 2021. Search for words marked as archaic ("ark.").

Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.
Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.
"Esperanto sen fleksio". Archived from the original on 2013-12-30. Retrieved 2013-12-29.
Esperanto sen Fleksio Archived 2008-03-31 at the Wayback Machine; Allverbs; retrieved on 29 July 2008
МОВЫ СВЕТУ Archived 2013-12-30 at the Wayback Machine; Languages of the world; retrieved on 29 July 2008
Harrison, Rick (2004). "Esperanto sen Fleksio". Artificial Language Lab. Archived from the original on 16 July 2012.
Desquilbet, Jérôme (25 November 2004). "Esperanto sen Fleksio" (in French). Archived from the original on 4 October 2011.

Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.
Pitt, Arnold D. N. (1987). "The Spelling of Esperanto". Journal of the Simplified Spelling Society. p. 13. ISSN 0950-9585. Archived from the original on 9 March 2013.