Zhu, Xifeng; Xing, Jianchun; Xie, Liqiang; Wang, Tianxian: 'Analysis and test of a wireless impedance-loaded SAW sensor', Micro & Nano Letters, 2019, 14, (5), p. 534-537, DOI: 10.1049/mnl.2018.5375 IET Digital Library, https://digital-library.theiet.org/;jsessionid=nr83mf81p3c9.x-iet-live-01content/journals/10.1049/mnl.2018.5375