Feng, Z., J. M. Orona-Hinojos, P. P. Villanueva, P. Lomeli, and W. N. Hung. “Flushing Enhancement With Vibration and Pulsed Current in Electrochemical Machining”. International Journal of Engineering Materials and Manufacture, vol. 2, no. 4, Dec. 2017, pp. 67-85, doi:10.26776/ijemm.02.04.2017.01.