ArticleIssue Date2010CitationIEEE Transactions on Antennas and Propagation, v.58, no.7, pp 2404 - 2411PublisherInstitute of Electrical and Electronics Engineers
ArticleIssue Date2012CitationIEEE Transactions on Antennas and Propagation, v.60, no.12, pp 5939 - 5946PublisherInstitute of Electrical and Electronics Engineers