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idomondo.org
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Leau, Léopold (August 1933). "La Vereso pri la Delegitaro en 1907" [The Truth about the Delegation in 1907]. Progreso (in Ido). X (96): 4. Archived from the original on 27 March 2022. Retrieved 12 February 2012.
Seagull, Gareth (29 October 2019). "Should there be a Universal Language?". Raptor Translations Magazine: The Translation Business Magazine. Raptor Consolidated Media Group. Archived from the original on 10 November 2019. Retrieved 5 January 2021.
"Libreyo" (in Ido). 27 January 2018. Archived from the original on 3 January 2019. Retrieved 27 December 2018.
Antoine de Saint-Exupéry (2013). La Princeto (in Ido). Translated by Fernando Tejón. Archived from the original on 26 October 2023. Retrieved 27 December 2018.
"Evangelio da Santa Lukas"(PDF) (in Ido). Translated by L. Kauling. 1926. Archived(PDF) from the original on 9 May 2018. Retrieved 27 December 2018.
Leau, Léopold (August 1933). "La Vereso pri la Delegitaro en 1907" [The Truth about the Delegation in 1907]. Progreso (in Ido). X (96): 4. Archived from the original on 27 March 2022. Retrieved 12 February 2012.
Seagull, Gareth (29 October 2019). "Should there be a Universal Language?". Raptor Translations Magazine: The Translation Business Magazine. Raptor Consolidated Media Group. Archived from the original on 10 November 2019. Retrieved 5 January 2021.
Bol, Jacques (15 November 2004). "Pri Camiel de Cock" [About Camiel de Cock] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.
Neves, Gonçalo (29 August 2008). "demisiono ed adio" [resignation and farewell] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.
Landais, Loïc (28 September 2009). "Linguala Komitato di ULI" [Linguistic Committee of the ULI] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.
"Linguala Komitato di ULI" [Linguistic Committee of the ULI]. Uniono por la Linguo Internaciona Ido (ULI). Archived from the original on 1 April 2012. Retrieved 19 April 2012.
"Nomino di Sekretario por Linguala Questioni di ULI" [Nomination of the Secretariat for Linguistic Functions of the ULI]. Uniono por la Linguo Internaciona Ido (in Ido). 3 April 2010. Archived from the original on 28 October 2012. Retrieved 19 April 2012.
De Beaufront, Louis (2004) [1st pub. 1925]. Tejón, Fernando (ed.). "Pronunco dil vokali"(PDF). Kompleta Gramatiko detaloza di la linguo internaciona Ido (in Ido). Ponferrada, Spain: Krayono. p. 7. Archived(PDF) from the original on 13 August 2015.
De Beaufront, L (2004). "Acento tonika" [Tonic accent] (PDF). Kompleta Gramatiko Detaloza di Ido. pp. 11–12. Archived(PDF) from the original on 6 February 2012. Retrieved 19 January 2012.
De Beaufront, L (2004). "Kompleta Gramatiko Detaloza di Ido" [Comeplete Detailed Grammar of Ido] (PDF). pp. 7–10. Archived(PDF) from the original on 6 February 2012. Retrieved 19 January 2012.
De Cock, Camiel (1988). "Lexiko di nova vorti" [Lexicon of new words]. Archived from the original on 11 October 2017. Retrieved 19 January 2012.
ApGawain, Niklas; Hugon, P. D.; Moore, J. L.; De Beaufront, Louis (2008) [1st pub. 1999]. Muelver, Jerry (ed.). Ido for All(PDF) (1.6 ed.). North American Ido Society. pp. 42, 52, 70. Archived from the original(PDF) on 25 November 2011.
Landais, Loïc (17 February 2008). "Nova DK di ULI por 2008–2011" [New SC [Steering Committee] of ULI for 2008-2011] (in Ido). Archived from the original on 29 July 2012.
Bol, Jacques (15 November 2004). "Pri Camiel de Cock" [About Camiel de Cock] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.
Neves, Gonçalo (29 August 2008). "demisiono ed adio" [resignation and farewell] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.
Landais, Loïc (28 September 2009). "Linguala Komitato di ULI" [Linguistic Committee of the ULI] (in Ido). Archived from the original on 26 October 2023. Retrieved 2 August 2016.