Media type: E-Article Title: Fully differential universal current-mode frequency filters based on signal-flow graphs method Contributor: Langhammer, Lukas; Jerabek, Jan imprint: International Science and Engineering Society, 2014 Published in: International Journal of Advances in Telecommunications, Electrotechnics, Signals and Systems Language: Not determined DOI: 10.11601/ijates.v3i1.62 ISSN: 1805-5443 Keywords: Industrial and Manufacturing Engineering ; Polymers and Plastics ; Business and International Management Origination: Footnote: Access State: Open Access