TV UNAM coverage as an over-the-air digital subchannel. TV UNAM is generally on the air daily from 8am to as early as midnight (longer on some nights, especially if there is a movie or concert scheduled). Although XHUNAM-TDT continues to operate on digital channel 20 in Mexico City, it has largely been used for experimental transmissions and does not broadcast the programming of TV UNAM. SPR's Mexico City station XHSPR-TDT carries it on channel 20.1. TV UNAM TV UNAM (stylized as "tvunam" and "tv•unam", formerly written "teveunam") is an educational television network owned and operated by the National Autonomous University of Mexico
Mario de la Cueva textbooks across Latin America. Infused with the spirit of the Mexican Revolution of 1910, they conceptualized Mexican labour law as having the protection of workers' rights as its chief purpose. De la Cueva was also a leading advisor in the 1970 revision of the Mexican Labour Code. Mario de la Cueva Mario de la Cueva y de la Rosa (1901-1981) was a Mexican jurist and rector of the Universidad Nacional Autónoma de México (UNAM) in 1940–1942. De la Cueva studied law at the Escuela Nacional de Jurisprudencia of the UNAM, as well as at the Humboldt-Universität in Berlin. From 1929