1. Disappearance of Trypanosoma evansi from a vampire bat colony in western Colombia;Ayala;Transactions of the Royal Society of Tropical Medicine and Hygiene,1974
2. Deteccion de titulos serologicos anti-Trypanosoma equinum en equinos. I, II.;Bakos;Gaceta Veterinaria,1982
3. Detection de titulos serologicos anti-Trypanosoma equinum en equinos. I, II;Bakos;Gaceta Veterinaria,1982
4. Studies on the epidemiology and economic importance of Trypanosoma vivax Ziemann, 1905 in Colombia;Betancourt,1978
5. Pérdidas économicas en un brote tripanosomiasis bovina causado por Trypanosoma vivax;Betancourt;Revta Assoc. Colomb. Med. Vet. Zoot.,1979