@inbook {2020,
	title = {Geert Grote{\textquoteright}s Choice of a Religious Lifestyle Without Vows},
	booktitle = {Inwardness, Individualization, and Religious Agency in the Late Medieval Low Countries. Studies in The {\textquoteleft}Devotio Moderna{\textquoteright} and its Contexts},
	series = {Medieval Church Studies },
	volume = {43},
	year = {2020},
	pages = {51-66},
	publisher = {Brepols},
	organization = {Brepols},
	address = {Turnhout},
	isbn = {978-2-503-58539-0},
	doi = {https://doi.org/10.1484/M.MCS-EB.5.119389},
	author = {Hofman, Rijcklof},
	editor = {Hofman, Rijcklof and Caspers, Charles M.A. and Nissen, Peter and Dijk, Mathilde van and Oosterman, Johan B.}
}
@inbook {2018,
	title = {Geloof, status en familie},
	booktitle = {Ik, Maria van Gelre. De hertogin en haar uitzonderlijk gebedenboek (1380-1429)},
	year = {2018},
	pages = {99-100},
	publisher = {Museum Het Valkhof-Waanders},
	organization = {Museum Het Valkhof-Waanders},
	address = {Nijmegen-Zwolle},
	isbn = {978-94-6262-201-2},
	author = {Oosterman, Johan B.},
	editor = {Oosterman, Johan B.}
}
@inbook {2018,
	title = {Geschreven door Helmich},
	booktitle = {Ik, Maria van Gelre. De hertogin en haar uitzonderlijk gebedenboek (1380-1429)},
	year = {2018},
	pages = {112-114},
	publisher = {Museum Het Valkhof-Waanders},
	organization = {Museum Het Valkhof-Waanders},
	address = {Nijmegen-Zwolle},
	abstract = {Helmich die Lewe, kopiist van het gebedenboek van Maria van Gelre, was regulier kanunnik te Mari{\"e}nborn bij Arnhem.},
	isbn = {978-94-6262-201-2},
	author = {Oosterman, Johan B.},
	editor = {Oosterman, Johan B.}
}
