1. (1953). Plantas do Nordeste, especialmente do Ceará. 2nd edn p. 98. Imprensa Oficial, Fortaleza, Brazil.
2. and (1980). In, Anticancer Agents Based on Natural Products Models, ed. by and , pp. 201–269. Academic Press, New York.
3. Ovulation as an Inflammatory Reaction—A Hypothesis