found: Cyrus, T. Ind. langs. Mexico:p. 62.
found: Ethnologue:p. 33 (Mexico)
found: Swanton Ind. tribes:p. 639 (Tzotzil (Quelene, Chamula) Mexico)
found: Voegelin lang:p. 226 (Tzotzil (Zotzil, Zozil, Zotzlem, Tzinanteco, Quelene, Quelem, Cianateco, Chamula)
found: Like a new sun : six contemporary Mexican poets writing in indigenous languages, 2015:cover flap (Tsotsil)
found: Ethnologue, via WWW, Apr. 20, 2017(Tzotzil; a language of Mexico; ISO 639-3: tzo; alternate names: San Bartolomé Venustiano Carranza Tzotzil, Tsotsil; autonym: Bats'i k'op; Classification: Mayan, Yucatecan-Core Mayan, Core Mayan, Cholan-Tzeltalan, Tzeltalan, Tzotzil)