Eudes, T., B. Ravelo, and R. Al-Hayek. “Assessment of 50%-Propagation-Delay for Cascaded PCB Non-Linear Interconnect Lines for the High-Rate Signal Integrity Analysis”. Advanced Electromagnetics, Vol. 2, no. 1, Feb. 2013, pp. 1-14, doi:10.7716/aem.v2i1.17.