J. González HD. FEDERICO MEDEM, VANGUARDISTA DE LA ECOLOGIA COLOMBIANA . Rev. Acad. Colomb. Cienc. Ex. Fis. Nat. [Internet]. 1987 Dec. 31 [cited 2026 Apr. 19];16(62):157-61. Available from: https://raccefyn.co/index.php/raccefyn/article/view/3670