Enhanced Interfacial Bonding and Mechanical Properties of Short Fiber‐Reinforced CF – PLA via Multidirectional Ultrasonic Vibration‐Assisted FDM - Zhao, Yanbo; Xu, Zhicheng; Ding, Qingjun; Zhao, Gai; Li, Huafeng; Yang, Ling; Wang, Guoqing (Polymer composites, 2025)