8Berlincourt DA, Curran DR, Jaffe H. Piezoelectric and piezomagnetic materials and their function in transducer[J]. Physical Acoustics, 1964,1 (A): 170-269.
9ALBERMANI F G A, KITIPORNCHAI S. Numerical simulation of structural behaviour of transmission towers [J]. Thin-walled Structures,2003:167-177.
