S. Chuayprakong, J. Chuchat, T. Poruksa, and M. Soccio, “Feasibility of Using Natural Rubber (NR) Latex Foam as a Soft Robotic Finger: Role of Foaming Agent in Morphology and Dynamic Properties of NR Latex Foam”, Applied Science and Engineering Progress, vol. 14, no. 1, pp. 80–88, Jan. 2021.