Ezeobiora, Chijioke E., et al. “Endophytic Fungal Biodiversity and Antimicrobial Bioprospecting of Penicillium Citrinum KIB4 from Khaya Ivorensis Bark: Https: doi.org 10.51412 Psnnjp.2023.35”. The Nigerian Journal of Pharmacy, vol. 57, no. 2, Oct. 2023, pp. 747-5, https://psnnjp.org/index.php/home/article/view/499.