1. Ahmad, S. P., O. Torres, P. K. Bhartia, G. Leptoukh, and S. Kempler, 2006: Aerosol index from TOMS and OMI measurements. Proc. of the 86th AMS Annual Meeting. Available from https://ams.confex.com/ams/pdfpapers/104496.pdf.
2. Anderson, G. P., S. A. Clough, F. X. Kneizys, J. H. Chetwynd, and E. P. Shettle, 1986: AFGL atmospheric constituent profiles (0.120km). AFGL-TR-86-0110.
3. Anuforom, A. C., L. E. Akeh, P. N. Okeke, and F. E. Opara, 2007: Inter-annual variability and long-term trend of UV-absorbing aerosols during Harmattan season in sub-Saharan West Africa. Atmos. Environ., 41, 1550–1559, https://doi.org/10.1016/j.atmosenv.2006.08.024.
4. Apituley, A., M. Pedergnana, M. Sneep, J. P. Veefkind, D. Loyola, and D. S. Zweers, 2022: Sentinel-5 precursor/TROPOMI level 2 product user manual UV aerosol index. ATBD-AI,July. [Available online from https://sentinels.copernicus.eu/web/sentinel/technical-guides/sentinel-5p/products-algorithms]
5. Balarabe, M., K. Abdullah, M. Nawawi, and A. E. Khalil, 2016: Monthly temporal-spatial variability and estimation of absorbing aerosol index using ground-based meteorological data in Nigeria. Atmospheric and Climate Sciences, 6, 425–444, https://doi.org/10.4236/acs.2016.63035.