@phdthesis{phd/Bogaerts15,
  author = "Bogaerts, Bart",
  title = "Groundedness in logics with a fixpoint semantics",
  school = "Informatics Section, Department of Computer Science, Faculty of Engineering Science",
  month = Jun,
  year = "2015",
  note = "Denecker, Marc (supervisor), Vennekens, Joost and Van den Bussche, Jan (cosupervisors)",
  url = "https://lirias.kuleuven.be/handle/123456789/496543",
}