Chincholkar, V. S., and A. B. Biswas. “Piezoelectric Properties of Solid Solution Ceramics - A Note”. Defence Science Journal 35, no. 4 (January 24, 2014): 431–433. Accessed June 16, 2025. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6038.