Alibakhshi-Kenari, Mohammad; Naser-Moghadasi, Mohammad; Ali Sadeghzadeh, Ramazan; Virdee, Bal S.; Limiti, Ernesto: 'Dual-band RFID tag antenna based on the Hilbert-curve fractal for HF and UHF applications', IET Circuits, Devices & Systems, 2016, 10, (2), p. 140-146, DOI: 10.1049/iet-cds.2015.0221
IET Digital Library, https://digital-library.theiet.org/;jsessionid=81pa14bn7feiq.x-iet-live-01content/journals/10.1049/iet-cds.2015.0221