M. A. R. Barker (English Wikipedia)

Lamb, Sydney M.; Webster, Jonathan (2004). Language and Reality (Open Linguistics). London & New York: Continuum International Publishing Group Ltd. p. 23. ISBN 0-8264-6820-9.
Howard, Joseph Jackson, ed. (1877). Miscellanea Genealogica et Heraldica. Vol. 2. Mitchell, Hughes and Clarke. p. 505. Retrieved 2022-03-19.

columbia.edu

Barker's world, later known as Tékumel, was placed as the fourth planet in the Sinistra system.

Raymond, Victor (1994). "A Brief History of Roleplaying Games". Retrieved 2009-10-14.

Lischka, Konrad (2009-10-06). "Der vergessene Tolkien" [The Forgotten Tolkien]. Der Spiegel. Retrieved 2009-10-13. (English translation)

The Tekumel Foundation (2022-03-19). "The Tekumel Foundation Board of Directors statement on Serpent's Walk". Facebook. Archived from the original on 2022-03-20. Retrieved 2022-03-20.

Barker, Phillip (Spring 1950). "The Language Problem". Fanscient (11). Portland, Oregon: Donald B. Day: 28–30. Archived from the original on 2018-12-25. Retrieved 2009-10-13.
Barker, Phillip (Summer 1950). "-and the STRONG Shall INHERIT". Fanscient (12). Portland, Oregon: Donald. B. Day: 28–31. Archived from the original on 2018-12-25. Retrieved 2009-10-13.

"OLAC resources in and about the Klamath-Modoc language". Language-archives.org. 2011-02-08. Retrieved 2013-04-25.

Lischka, Konrad (2009-10-06). "Der vergessene Tolkien" [The Forgotten Tolkien]. Der Spiegel. Retrieved 2009-10-13. (English translation)

Barker, Phillip (Fall 1949). "Egyptian Mythology in Fantastic Literature". Fanscient (9). Portland, Oregon: Donald B. Day: 41–44. Archived from the original on 2011-07-17.

Barker, M.A.R. (Winter 1975). "Tsolyani Names Without Tears" (PDF). Strategic Review (4). TSR: 7–9. Retrieved 2009-10-13.
Kask, Tim (December 1976). "Dragon Rumbles (Editorial)" (PDF). The Dragon (4). TSR: 3.
"Tékumel :: The World of the Petal Throne". Tekumel.com. 2001-10-18. Retrieved 2013-04-25.
Brady, Patrick (Spring 1995). "You're not in Kansas anymore". The Eye of All-Seeing Wonder (4). Dave Morris: 3. Retrieved 2009-10-14.
"Tékumel :: The World of the Petal Throne". Tekumel.com. Retrieved 2013-04-25.
"Tékumel :: The World of the Petal Throne". Tekumel.com. Retrieved 2013-04-25.
"Tékumel :: The World of the Petal Throne". Tekumel.com. Retrieved 2013-04-25.
"Tékumel :: The World of the Petal Throne". Tekumel.com. Retrieved 2013-04-25.

Barker, M. A. R. (2010-08-04). "The Tékumel Foundation" (PDF). Letter to Whom It May Concern. Retrieved 2022-03-23.

de Araújo Magalhães, Luiz Paulo (2019). Intelectuais de extrema-direita e o negacionismo do Holocausto: o caso do Institute for Historical Review (IHR) [Far-Right Intellectuals and Holocaust Denialism: The Case of the Institute for Historical Review (IHR)] (PDF) (Post-graduate) (in Brazilian Portuguese). Federal Rural University of Rio de Janeiro. p. 78. Retrieved 2022-03-22.

"The Journal of Historical Review - Editorial Advisory Committee". September 2, 2017. Archived from the original on May 18, 2021. Retrieved March 21, 2022.

Barker, Phillip (Fall 1949). "Egyptian Mythology in Fantastic Literature". Fanscient (9). Portland, Oregon: Donald B. Day: 41–44. Archived from the original on 2011-07-17.
Barker, Phillip (Spring 1950). "The Language Problem". Fanscient (11). Portland, Oregon: Donald B. Day: 28–30. Archived from the original on 2018-12-25. Retrieved 2009-10-13.
Barker, Phillip (Summer 1950). "-and the STRONG Shall INHERIT". Fanscient (12). Portland, Oregon: Donald. B. Day: 28–31. Archived from the original on 2018-12-25. Retrieved 2009-10-13.
"The Journal of Historical Review - Editorial Advisory Committee". September 2, 2017. Archived from the original on May 18, 2021. Retrieved March 21, 2022.
"Bethorm :: The Plane of Tékumel". bethorm.com. Archived from the original on 2015-02-04.

Barker, M.A.R. (2005-04-07). "Family Background note by M.A.R. Barker". Archived from the original on 2013-01-06. Retrieved 2009-10-13.