Rodríguez, Fernando, John N Stellflug, and Jim A. Fitzgerald. “Laparoscopic Intrauterine Insemination of Frozen Sheep Semen in a Gel Solvent Based on the Aloe Vera Plant”. Latin American Archives of Animal Production 1, no. 1 (June 30, 1993): 9-15. Accessed June 26, 2022. https://ojs.alpa.uy/index.php/ojs_files/article/view/2239.