@inproceedings{Rioja:2019In, author = "Rioja, Maria and Dodson, Richard", title = "{(Ultra) Precise Astrometry today and tomorrow, with Next-generation Observatories}", doi = "10.22323/1.344.0054", booktitle = "Proceedings of 14th European VLBI Network Symposium & Users Meeting {\textemdash} PoS(EVN2018)", year = 2019, volume = "344", pages = "054" }