@book{ Solr-107977, title = {Active RC filter design.}, series = {Studies in electrical and electronic engineering ;}, author = {Herpy, M.}, editor = {Berka, J. C.}, editor = {Herpy, M.}, address = {Amsterdam}, publisher = {Elsevier}, year = {1986}, note = {AUS D. UNGAR. UEBERS.}, note = {englisch}, }