TY - JOUR T1 - Vibration Analysis of Piezoelectric Kirchhoff-Love shells based on Catmull-Clark Subdivision Surfaces JF - International Journal for Numerical Methods in Engineering Y1 - 2022 A1 - Zhaowei Liu A1 - Andrew McBride A1 - Prashant Saxena A1 - Luca Heltai A1 - Yilin Qu A1 - Paul Steinmann ER -