@inproceedings{Scholten:2019vq, author = "Scholten, Olaf and Bacelar, Jose and Buitink, Stijn and Falcke, Heino and van der Marel, Hans and van der Marel, Hans and Klees, Roland and van Ardenne, Arnold and Mevius, Maaike and Bentum, Mark and Kegel, Koos and Bos, Andre", title = "{Observations outside Radio Astronomy}", doi = "10.22323/1.361.0018", booktitle = "Proceedings of Westerbork Telescope 50th Anniversary {\textemdash} PoS(Westerbork)", year = 2019, volume = "361", pages = "018" }