Reisin PR. Jesualdo Sosa, from his experience in Colonia del Riachuelo (Uruguay, 1928-1935) to his time as technical advisor in the Secretaría de Educación Pública (México, 1939-1943). amhe [Internet]. 2022 Nov. 30 [cited 2024 May 17];3(1):173-89. Available from: https://www.rmhe.somehide.org/index.php/anuario/article/view/446