H. Yusoff, N. Iswadi Ismail, M. Reedzman Mohd Rakmi, S. Suhaimi, and W. Wisnoe, “Lift Generation of Compliant Wing Mechanism of Flapping Wing”, IJET, vol. 7, no. 4.25, pp. 93–98, Nov. 2018, doi: 10.14419/ijet.v7i4.25.22404.