Ndubuisi, Kelechi Nnaemeka, Theodore C. Chineke, and Okechukwu K. Nwofor. 2025. “Long-Term Variations of Visibility and Implications for Flight Operations at Some Nigeria’s Airports”. Nigerian Journal of Physics 34 (2): 186-93. https://doi.org/10.62292/10.62292/njp.v34i2.2025.401.