1. Esveld, C., Modern Railway Track, MRT-Productions, La Couronne, Nouvelle-Aquitaine, France, 2015, 745 pp.
2. Daniels, L. E., and Moorhead, W., “Direct-Fixation Track Design, Part A - Direct-Fixation Track Design and Example Specifications,” Transportation Research Board, Washington, DC, 2005.
3. Ciloglu, K., and Alsop, R., “Overview of Direct Fixation Fasteners in Major US Transit Systems,” 2018 International Crosstie and Fastening System Symposium, University of Illinois at Urbana Champaign, Urbana, IL, 2018.
4. Lima, A. O., and Edwards, J. R., Chavez Quiroz, L. W.; Qian, Y.; and Dersch, M., “Load and Response Quantification of Direct Fixation Fastening Systems for Heavy Rail Transit Infrastructure,” Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit, 2021.
5. PSG Fastener, “NS78 Technical Sheet,” 2012.