La Copa Junior (2012) (English Wikipedia)

Muñoz, Javier (August 19, 2009). ""Siempre me he divertido luchando": Negro Casas". Box y Lucha (in Spanish). Archived from the original on January 3, 2010. Retrieved August 21, 2009.

cmll.com (Global: low place; English: low place)

Salazar López, Alexis A. (January 2, 2014). "Resultados Arena México Miércoles 1º de Enero '14". Consejo Mundial de Lucha Libre (in Spanish). Archived from the original on February 9, 2014. Retrieved January 2, 2014.
Reducindo, Miguel (October 10, 2014). "Resultados Arena Mexico Viernes 10 de Octubre '14". Consejo Mundial de Lucha Libre (in Spanish). Archived from the original on October 13, 2014. Retrieved October 11, 2014.
"Resultados Arena México - Viernes Espectacular" (in Spanish). Consejo Mundial de Lucha Libre. April 29, 2017. Archived from the original on May 23, 2017. Retrieved April 30, 2017.
"Viernes 30 de Noviembre" (in Spanish). Consejo Mundial de Lucha Libre. November 30, 2012. Archived from the original on January 17, 2013. Retrieved December 1, 2012.
"Viernes 7 de Deciembre" (in Spanish). Consejo Mundial de Lucha Libre. December 7, 2012. Archived from the original on January 17, 2013. Retrieved December 8, 2012.

cmllgaceta.wordpress.com (Global: low place; English: low place)

"CMLL: Guerrero Maya". CMLL Gaceta (in Spanish). Consejo Mundial de Lucha Libre. May 3, 2011. Retrieved October 22, 2012.

estrellasdelring.blogspot.com (Global: low place; English: low place)

Salazar Lopez, Alexis A. (December 14, 2012). "La Sombra es el Mejor Junior del 2012". Estrellas del Ring (in Spanish). Retrieved March 8, 2013.

f4wonline.com (Global: 684^th place; English: 394^th place)

Aiken, Chris (April 29, 2017). "CMLL Arena Mexico Results: A son's tributre to his legendary father". Wrestling Observer Figure Four Online. Retrieved April 30, 2017.

fuegoenelring.com (Global: low place; English: low place)

Gutiérrez, Ana (July 13, 2009). "La Vision del Negro Casas". Fuergo en el Ring (in Spanish). Archived from the original on March 10, 2016. Retrieved August 21, 2009.
Lopez, Gonzalo (February 3, 2010). "Felino al Doube". Fuego en el Ring (in Spanish). Retrieved February 28, 2010.
Gutierrez, Ana (October 25, 2012). "Tama Tonga, Yo Soy". Fuego en el Ring (in Spanish). Retrieved November 5, 2012.

mediotiempo.com (Global: 1,587^th place; English: 1,876^th place)

"La Sombra no tuvo piedad de Tama Tonga". MedioTiempo (in Spanish). December 15, 2012. Retrieved March 8, 2013.

prowrestlinghistory.com (Global: 1,685^th place; English: 922^nd place)

"Copa Junior Tournament 1996". Pro Wrestling History. February 23 – March 31, 1996. Retrieved October 20, 2012.
"Copa Junior Tournament 2005". Pro Wrestling History. January 21 – February 4, 2005. Retrieved October 20, 2012.
"Copa Junior Tournament 2006". Pro Wrestling History. March 31, 2006. Retrieved October 20, 2012.
"Copa Junior Tournament 2010". Pro Wrestling History. December 10–25, 2010. Retrieved October 20, 2012.

superluchas.com (Global: 4,438^th place; English: 2,593^rd place)

"El nuevo luchador presentado por el CMLL". Súper Luchas (in Spanish). July 2009. Retrieved October 20, 2012.
Mexicool, Rey (December 15, 2012). "La Copa Jr. 2012 es para… ¡La Sombra!". Súper Luchas (in Spanish). Retrieved December 28, 2012.

web.archive.org (Global: 1^st place; English: 1^st place)

Salazar López, Alexis A. (January 2, 2014). "Resultados Arena México Miércoles 1º de Enero '14". Consejo Mundial de Lucha Libre (in Spanish). Archived from the original on February 9, 2014. Retrieved January 2, 2014.
Reducindo, Miguel (October 10, 2014). "Resultados Arena Mexico Viernes 10 de Octubre '14". Consejo Mundial de Lucha Libre (in Spanish). Archived from the original on October 13, 2014. Retrieved October 11, 2014.
Peralta, Gonzalo López (January 20, 2016). "Lucha Libre función martes 19 de Enero". Yahoo! Deportes (in Spanish). Yahoo!. Archived from the original on August 1, 2017. Retrieved January 20, 2016.
"Resultados Arena México - Viernes Espectacular" (in Spanish). Consejo Mundial de Lucha Libre. April 29, 2017. Archived from the original on May 23, 2017. Retrieved April 30, 2017.
Gutiérrez, Ana (July 13, 2009). "La Vision del Negro Casas". Fuergo en el Ring (in Spanish). Archived from the original on March 10, 2016. Retrieved August 21, 2009.
Muñoz, Javier (August 19, 2009). ""Siempre me he divertido luchando": Negro Casas". Box y Lucha (in Spanish). Archived from the original on January 3, 2010. Retrieved August 21, 2009.
"Viernes 30 de Noviembre" (in Spanish). Consejo Mundial de Lucha Libre. November 30, 2012. Archived from the original on January 17, 2013. Retrieved December 1, 2012.
"Viernes 7 de Deciembre" (in Spanish). Consejo Mundial de Lucha Libre. December 7, 2012. Archived from the original on January 17, 2013. Retrieved December 8, 2012.

yahoo.com (Global: 38^th place; English: 40^th place)

es-us.deportes.yahoo.com

Peralta, Gonzalo López (January 20, 2016). "Lucha Libre función martes 19 de Enero". Yahoo! Deportes (in Spanish). Yahoo!. Archived from the original on August 1, 2017. Retrieved January 20, 2016.

mx.deportes.yahoo.com

"Lucha Libre Funcion 14 de diciembre de 2012". Yahoo deportes (in Spanish). Yahoo!. December 14, 2012. Retrieved March 8, 2013.

La Copa Junior (2012) (English Wikipedia)

boxylucha.com (Global: low place; English: low place)

cmll.com (Global: low place; English: low place)

cmllgaceta.wordpress.com (Global: low place; English: low place)

estrellasdelring.blogspot.com (Global: low place; English: low place)

f4wonline.com (Global: 684th place; English: 394th place)

fuegoenelring.com (Global: low place; English: low place)

mediotiempo.com (Global: 1,587th place; English: 1,876th place)

prowrestlinghistory.com (Global: 1,685th place; English: 922nd place)

superluchas.com (Global: 4,438th place; English: 2,593rd place)

web.archive.org (Global: 1st place; English: 1st place)

yahoo.com (Global: 38th place; English: 40th place)

es-us.deportes.yahoo.com

mx.deportes.yahoo.com

f4wonline.com (Global: 684^th place; English: 394^th place)

mediotiempo.com (Global: 1,587^th place; English: 1,876^th place)

prowrestlinghistory.com (Global: 1,685^th place; English: 922^nd place)

superluchas.com (Global: 4,438^th place; English: 2,593^rd place)

web.archive.org (Global: 1^st place; English: 1^st place)

yahoo.com (Global: 38^th place; English: 40^th place)