Gavilanes Carvajal CF, Illapa Atupaña JM, Guamán Guevara MD, Guerrero Velástegui CA. Self-perception of living standard of farmers affiliated with agricultural unions in Tungurahua, Ecuador. rgn [Internet]. 2022Nov.14 [cited 2024Apr.19];7(34):e210983. Available from: https://revista.religacion.com/index.php/religacion/article/view/983