«Effect of Hydrophile-Lipophile Balance (HLB) of Mixed Surfactants on In-Vitro Release Profile of Ibuprofen from Semi-Synthetic Suppository Bases». Nigerian Journal of Pharmaceutical Research, вип. 17, вип. 1, Серпень 2021, с. 109-17, https://doi.org/10.4314/njpr.v17i1.12.