@inproceedings{Kalinowski:2022X9, author = "Kalinowski, Jan Henryk and Kotlarski, Wojciech and Zarnecki, Aleksander Filip", title = "{Dark matter searches at future $e^+ e^-$ linear colliders}", doi = "10.22323/1.405.0013", booktitle = "Proceedings of 7th Symposium on Prospects in the Physics of Discrete Symmetries, DISCRETE 2020-2021 {\textemdash} PoS(DISCRETE2020-2021)", year = 2022, volume = "405", pages = "013" }