XU, Mengru; XIAO, Xia; YUAN, Qing; ZONG, Yong. Mixed Pseudo-orthogonal Frequency Coding for SAW RFID Tags. Archives of Acoustics, [S. l.], v. 43, n. 4, p. 681–687, 2018. DOI: 10.24425/aoa.2018.125161. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/2063. Acesso em: 25 apr. 2025.