@book{
183-1832435504,
title = {Funktechnische Formelsammlung},
author = {Schmid, Otto and Leithiger, Max},
address = {Berlin},
publisher = {Weidmannsche Verlagsbuchhandlung},
year = {1939},
language = {German},
url = {https://doi.org/10.14463/KXP:1832435504},
url = {https://katalog.fid-bbi.de/Record/183-1832435504}
}