GUTIERREZ HERNANDEZ, Norma  y  GARCIA GARCIA, Ana María del Socorro. Zacatecas teachers “de pega, de patente and de bombo” and their social impact: Towards an emancipatory legacy in the early years of the 20th century. Debates hist. [online]. 2023, vol.11, n.2, pp.167-193.  Epub 30-Oct-2023. ISSN 2594-2956.