Eva Bartels de Bernal, Rosalina Cadena, and Edgar Díaz. “Blockade of the Action Potential in the Electrocyte of Electrophorus Electricus by Histrionicotoxin”. Colombia Medica 13, no. 1 (March 31, 1982): 2–6. Accessed August 25, 2024. https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/6052.