1. Akçelik, R. (1980). Time-Dependent Expressions for Delay, Stop Rate and Queue Length at Traffic Signals. https://doi.org/https://trid.trb.org/view/1206320.
2. Traffic signals: Capacity and timing analysis;Akcelik;Transportation Research Part A: General,1981
3. The highway capacity manual delay formula for signalized intersections;Akçelik;ITE J. (United States),1988
4. A new delay parameter for variable traffic flows at signalized intersections;Akgüngör;Turkish Journal of Engineering and Environmental Sciences,2007
5. Estimation of delay and vehicle stops at signalized intersections using artificial neural network;Akgüngör;Engineering Review,2016