@book{109011,
	author = {Penning, L.},
	title = {De Helden van Zuid-Afrika :},
	publisher = {Project Gutenberg,},
	year = {2022},
	address = {Salt Lake City, UT :},
	note = {Release date is 2022-05-28},
	url = {https://archive.org/details/deheldenvanzuida00penn/page/n11/mode/2up}
}