Socio-environmental comparison in indigenous agricultural productive systems: Tontotuna, Totoró-Colombia and Tsotsil, Chamula-Mexico
Martha Lucía Ordóñez Serna I Olga Lucía Sanabria Diago II
https://www.scielo.br/j/asoc/a/9t8KLCFNNgHRy656YhH76hf/?lang=en&format=pdf