Soft Actuators for Soft Robotic Applications: A Review. - Nazek El-Atab; Rishabh B. Mishra; Fhad Al-Modaf; Lana Joharji; Aljohara A. Alsharif; Haneen Alamoudi; Marlon Diaz; Nadeem Qaiser; Muhammad Mustafa Hussain (Adv. Intell. Syst., 2020)