P. K. Bajpai, Naresh Kant Chandan. “Vibrational Study of Structural Phase Transition in H- Bonded Mixed Crystals of Kx(NH4)1-xPO4(KDP-ADP)”. Journal of International Academy of Physical Sciences 1, no. 3-4 (December 15, 1997): 213–224. Accessed May 19, 2024. https://www.iaps.org.in/journal/index.php/journaliaps/article/view/695.