@book{26947,
	author = {Slings, Hubert and van Oostrom, Frits},
	title = {A Key to Dutch History},
	url = {https://library.oapen.org/bitstream/20.500.12657/35333/1/339990.pdf||https://library.oapen.org/bitstream/20.500.12657/35333/1/339990.pdf}
}