Liu, P.-F., W.-M. Zhai, K.-Y. Wang, Q.-B. Feng, and Z.-G. Chen. “Theoretical and Experimental Study on Vertical Dynamic Characteristics of Six-Axle Heavy-Haul Locomotive on Curve”. Transport, vol. 33, no. 1, Jan. 2018, pp. 291-0, doi:10.3846/16484142.2016.1180638.