A novel filter design assistant software in visual basic E O Akinpelu, O O Otolorin Global Journal of Engineering Research · Volume 5, Issue 1 (2008) DOI: 10.4314/gjer.v5i1.18966 Abstract No abstract Article information Published25 March 2008 Languageen PublisherAfrican Journals Online (AJOL) LicenseNo license URL DOI10.4314/gjer.v5i1.18966 Journal ISSN1596-292X