@book{533931,
	author = {Bergmann, Ludwig and Schaefer, Clemens},
	title = {Lehrbuch der Experimentalphysik : },
	publisher = {de Gruyter, },
	year = {1978.},
	address = {Berlin [u. a.] : },
	edition = {7. Auflage},
	url = {https://external.dandelon.com/download/attachments/dandelon/ids/DE0040513F2CE39614953C1257A2F0040486C.pdf}
}