Lumini, F., Cividanes, L., & da S. Lacava, J. C. (1999). Computer aided design algorithm for singly fed circularly polarized rectangular microstrip patch antennas. International journal of RF and microwave computer-aided engineering, 9(1), 32-41. https://doi.org/10.1002/(SICI)1099-047X(199901)9:1<32::AID-MMCE5>3.0.CO;2-P
Chicago Style (17th ed.) CitationLumini, Feliciano, Lucio Cividanes, and J. C. da S. Lacava. "Computer Aided Design Algorithm for Singly Fed Circularly Polarized Rectangular Microstrip Patch Antennas." International Journal of RF and Microwave Computer-aided Engineering 9, no. 1 (1999): 32-41. https://doi.org/10.1002/(SICI)1099-047X(199901)9:1<32::AID-MMCE5>3.0.CO;2-P.
MLA (9th ed.) CitationLumini, Feliciano, et al. "Computer Aided Design Algorithm for Singly Fed Circularly Polarized Rectangular Microstrip Patch Antennas." International Journal of RF and Microwave Computer-aided Engineering, vol. 9, no. 1, 1999, pp. 32-41, https://doi.org/10.1002/(SICI)1099-047X(199901)9:1<32::AID-MMCE5>3.0.CO;2-P.