Lugo WI, Casas-Guérnica A, Albanese L. PAUL F. RANDEL 1937 - 2018. JAUPR [Internet]. 2019 Apr. 1 [cited 2024 Apr. 25];103(2):205-11. Available from: https://revistas.upr.edu/index.php/jaupr/article/view/18232