G. . A. Isola, P. . S. Ayanlola, O. . I. Ayantunji, and O. . P. Bayode, “Comparative Study on the Contribution of Asbestos and Gypsum Building Materials to Environmental Radioactivity and Its Radiological Implications”, IJSBAR, vol. 56, no. 2, pp. 263–271, Apr. 2021, Accessed: Sep. 18, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/12379