Particle Size Range in Continuous Particulate Air Monitors (CPAMs) of Gombe Metropolitan Area Northeastern Nigeria: Characterization, Challenges, and Implications for Air Quality Monitoring (Mohammed Ali Garba, Abubakar Yusuf, Mustapha Ali Garba, & Ali Mohammed Ali , Trans.). (2025). International Journal of Inventive Engineering and Sciences (IJIES), 12(12), 34-46. https://doi.org/10.35940/ijies.E8324.12121225