@inproceedings{Lehnert:2025XZ, author = "Lehnert, R.", title = "{Conceptual Basics of CPT Violation}", doi = "10.22323/1.480.0018", booktitle = "Proceedings of International Conference on Exotic Atoms and Related Topics and Conference on Low Energy Antiprotons {\textemdash} PoS(EXA-LEAP2024)", year = 2025, volume = "480", pages = "018" }