Energy Self-Sufficient Rail Corrugation Identification by a Multistable Piezo-Electro-Magnet Coupled Energy Transducer. - Yuhua Sun; Yuan Wang 014; Song Tian; Shuaishuai Hu; Man Hu 002; Fei Wu; Qiang Yi; Boyang An; Ping Wang 077; Mingyuan Gao (IEEE Trans. Instrum. Meas., 2023)