Free-Chattering Fuzzy Sliding Mode Control of Robot Manipulators with Joints Flexibility in Presence of Matched and Mismatched Uncertainties in Model Dynamic and Actuators. - Mohammad Reza Soltanpour; Saeed Zaare; Mahyar Haghgoo; Mazda Moattari (J. Intell. Robotic Syst., 2020)