1. Studies on some plants used as anticonvulsants in Amerindian and African traditional medicine;Adesina;Fitoterapia,1982
2. Treatment of piles with indigenous drugs-Pilex tablets and ointments along with styplon;Agrawal;Probe,1982
3. Regiones de Refugio: El desarrollo de la comunidad γ el proceso dominical en Mestizo América;Aguirre Beltrán,1967
4. Atlas Descriptivo de Panamá;Alvarado,1972