Saitō Tamaki (2007) "Otaku Sexuality" in Christopher Bolton, Istvan Csicsery-Ronay Jr., and Takayuki Tatsumi ed., page 236 Robot Ghosts and Wired DreamsArchived 2011-06-05 at the Wayback Machine University of Minnesota Press ISBN978-0-8166-4974-7 "Shota is an abbreviation for “Shotaro complex,” from Kaneda Shotaro, the boy who pilots the robot in the manga and anime Tetsujin 28 go (what became Gigantor in English). Originally an offshoot of yaoi, the origins of this genre are said to begin in the early 1980s."
Michael, Christopher (May 2007). "Animated Discussion". The Walrus Magazine. Archived from the original on October 12, 2007. Retrieved June 4, 2009.
web.archive.org
Saitō Tamaki (2007) "Otaku Sexuality" in Christopher Bolton, Istvan Csicsery-Ronay Jr., and Takayuki Tatsumi ed., page 236 Robot Ghosts and Wired DreamsArchived 2011-06-05 at the Wayback Machine University of Minnesota Press ISBN978-0-8166-4974-7 "Shota is an abbreviation for “Shotaro complex,” from Kaneda Shotaro, the boy who pilots the robot in the manga and anime Tetsujin 28 go (what became Gigantor in English). Originally an offshoot of yaoi, the origins of this genre are said to begin in the early 1980s."
Nagayama, Kaoru (2020). Erotic Comics in Japan: An Introduction to Eromanga. Translated by Galbraith, Patrick W.; Bauwens-Sugimoto, Jessica. Amsterdam: Amsterdam University Press. pp. 228–230. ISBN978-94-6372-712-9. OCLC1160012499.