@book {2005,
	title = {Van Anna Varwers Convent tot Zuiderkerk. Gasthuizen \& Godshuizen in Groningen},
	year = {2005},
	pages = {134},
	publisher = {Studio van Stralen},
	organization = {Studio van Stralen},
	address = {Groningen},
	issn = {90-77957-03-0},
	author = {Werff, E.O. van der and Overbeek, Rita and Havinga, Bea}
}
