Midya, M.; Bhattacharjee, S.; Mitra, M.: 'Pair of grounded L strips loaded broadband circularly polarised square slot antenna with enhanced axial ratio bandwidth', Electronics Letters, 2018, 54, (15), p. 917-918, DOI: 10.1049/el.2018.1096 IET Digital Library, https://digital-library.theiet.org/;jsessionid=niqkc555r0va.x-iet-live-01content/journals/10.1049/el.2018.1096