@inproceedings{Barnard:2021vQ,
  author = "Barnard, Joleen  and  van Soelen, Brian  and  Cooper, Justin  and  Britto, Richard  and  Marais, Johannes Petrus  and  van der Westhuizen, Izak  and  Buckley, David  and  Schutte, Hester  and  Böttcher, Markus  and  Vaidya, Bhargav  and  Acharya, Sriyasriti  and  Martin-Carrillo, Antonio",
  title = "{Optical Spectropolarimetry Observations of the BL Lac-type object PKS 0537-441 after a period of quiescence}",
  doi = "10.22323/1.401.0009",
  booktitle = "Proceedings of High Energy Astrophysics in Southern Africa 2021 {\textemdash} PoS(HEASA2021)",
  year = 2021,
  volume = "401",
  pages = "009"
}