@book{77159,
	author = {Ulehake, J.},
	title = {De drooglegging der Zuiderzee. Het plan J. Ulehake contra het plan C. Lely},
	publisher = {Project Gutenberg,},
	year = {2011},
	address = {Salt Lake City, UT :},
	note = {Release date is 2011-06-03},
	url = {https://www.gutenberg.org/ebooks/36319}
}