Quantitative and Qualitative Literature Review of Augmented Reality in Teaching
M. Alptekin, L. Froese, K. Temmen, in: Recent Trends of AI Technologies and Virtual Reality: Proceedings of 8th International Conference on Artificial Intelligence and Virtual Reality (AIVR 2024), Springer Nature, 2025, p. 427.

A novel approach for high power ultrasonic linear motors
T. Hemsel, M. Mracek, J. Wallaschek, P. Vasiljev, in: Ultrasonics Symposium, 2004 IEEE, 2004, pp. 1161–1164.