@inproceedings{Marianski:2019kR, author = "Marianski, Bohdan", title = "{Spin-density matrix elements in hard exclusive muoproduction of $\omega$ mesons at COMPASS}", doi = "10.22323/1.346.0073", booktitle = "Proceedings of 23rd International Spin Physics Symposium {\textemdash} PoS(SPIN2018)", year = 2019, volume = "346", pages = "073" }