Diko, M. L., and D. N. Siewe épse Diko. “PHYSICO-CHEMISTRY OF GEOPHAGIC SOILS INGESTED TO RELIEF NAUSEA AND VOMITING DURING PREGNANCY”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 11, no. 3, Mar. 2014, pp. 21-24, https://journals.athmsi.org/index.php/ajtcam/article/view/2553.