Sonwane, V D, A S Gaur, B K Haldar, S Pandey, and B P Chandra. “Ultrasonic Pulse Induced Mechanoluminescence of Europium Doped Strontium Aluminate Micro-Crystals”. Recent Research in Science and Technology 4, no. 8 (October 19, 2012). Accessed April 29, 2024. https://updatepublishing.com/journal/index.php/rrst/article/view/945.