Jualaihah, S.; Fatmawati; Prasetya Wardhani, N.; Agus Furyanto, F. . The Relationship of Public Speaking Competencies of Lecturers to Problem Solving Ability and Learning Outcomes of Cadets. Int. Conf. Adv. Transp. Eng. Appl. Sci. 2023, 1, 17-20.