1. Transit Noise and Vibration Impact Assessment Manual, report FTA Report No. 0123, Federal Transit Administration, Washington DC (2018)
2. Rajaram, S., Nelson, J.T., Saurenman, H.: A comprehensive review of force density levels from sound transit’s light rail transit fleet. In: Anderson, D., Gautier, P.-E., Iida, M., Nelson, J.T., Thompson, D., Tielkes, T., Towers, D.A., de Vos, P., Nielsen, J.C.O. (eds.) Proceedings of 12th International Workshop on Railway Noise. Notes on Numerical Fluid Mechanics and Multidisciplinary Design, vol. 139, pp. 633–644. Springer, Heidelberg (2016)
3. Rajaram, S., Saurenman, H.J.: Evaluation of force density levels of light rail vehicles. Transp. Res. Rec. J. Transp. Res. Board 2302, 21–29 (2015)
4. Nelson, J.T.: Tri-Met track vibration isolation tests. Technical report, Prepared for Tri-Met, 30 October 1998
5. Nelson, J.T., Watry, D.L.: Sound transit Kinkisharyo LRV force density level. Technical Memorandum, Prepared for Sound Transit, 12 December 2007