Kntapo, Fatimah M, Abubakar G Salisu, and Rukaiyat M Said. “X-Ray Flourescence (XRF) Elemental Composition of Euphorbia Hirta Linn (Asthma Weed) As a Medicinal Plant”. Asian Journal of Medical and Biological Research 4, no. 1 (June 7, 2018): 49–54. Accessed November 4, 2025. https://www.banglajol.info/index.php/AJMBR/article/view/36821.