@conference{dkieeeap-s1993, author = "I. G. Tigelis and Kaklamani, Dimitra I. and N. K. Uzunoglu", booktitle = "1993 IEEE Antennas and Propagation Society (AP–S) International Symposium Digest", month = "June-July", note = "Ann Arbor, Michigan", pages = "152-155", title = "{R}adiation of a {P}lanar {S}piral {A}ntenna above a {D}ouble–{D}ielectric {L}oaded {G}round {P}la", year = "1993", }