Ahmad, N. ., A. . Ahmed, and A. . Ali Shah. “Is Effective Enforcement of Seatbelt Law Helpful in Reduction of Road Crash Fatalities: An Exploratory Empirical Analysis Using Aggregate Data: Impact of Seatbelt Law Enforcement on Crash Fatalities”. Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, vol. 56, no. 4, Mar. 2021, pp. 31-41, https://ppaspk.org/index.php/PPAS-A/article/view/39.