RAHA, K.; CHHABRA, J. S. Piezoelectricity in Single Crystal of Pentaerythritol Tetranitrate. Defence Science Journal, [S. l.], v. 41, n. 3, p. 295–304, 2013. DOI: 10.14429/dsj.41.4433. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/4433. Acesso em: 15 jun. 2025.