Kumwenda, Mwingereza. 2020. “Deconvolution of Mono-Energetic and Multi-Lines Gamma-Ray Spectra Obtained With NaI(Tl) Scintillation Detectors Using Direct Matrix Inversion Method”. Tanzania Journal of Engineering and Technology 39 (2):104-15. https://doi.org/10.52339/tjet.v39i2.698.