@inbook {881,
	title = {GOFEX {\textendash} Grundschullabor für Offenes Experimentieren},
	booktitle = {Didaktik der Physik},
	year = {2008},
	publisher = {Lehmanns Media},
	organization = {Lehmanns Media},
	address = {Berlin},
	author = {Peschel, Markus}
}
