Gärtner Tobón, Guillermo Aníbal, Manuel Ignacio Moreno Ospina, and Catalina Guevara Carvajal. 2012. “Activities and Intellectual Production from the Culture and Drug Research Group Memberes”. Cultura Y Droga 17 (19):351-63. https://revistasojs.ucaldas.edu.co/index.php/culturaydroga/article/view/4798.