@inbook {1993,
	title = {Registers fan geastlik besit yn Himmelumer Aldfurd en Noardw{\^a}lde, Skoatterl{\^a}n en Eastdtellingwerf, 1578/1580},
	booktitle = {Administrative en fiskale boarnen oangeande Frysl{\^a}n yn de ier-moderne tild},
	series = {Boarnerige},
	volume = {3},
	year = {1993},
	pages = {9-33},
	publisher = {Fryske Akademy},
	organization = {Fryske Akademy},
	address = {Leeuwarden},
	issn = {90-6171-763-9},
	author = {Mol, J.A.(Hans)},
	editor = {Meer, P.L.G. van der and Mol, J.A.(Hans) and Nieuwland, P.}
}
@inbook {1993,
	title = {Rekken fan de kleasteropkomsten yn Frysl{\^a}n oer it boekjier 1606/1607, opmakke troch Joannes Henrici [Rhala]},
	booktitle = {Boarnerige},
	series = {3},
	year = {1993},
	pages = {35-153},
	publisher = {Fryske Akademy},
	organization = {Fryske Akademy},
	address = {Leeuwarden},
	issn = {90-6171-763-9},
	author = {Nieuwland, P. and Mol, J.A.(Hans)},
	editor = {Meer, P.L.G. van der and Mol, J.A.(Hans) and Nieuwland, P.}
}
