Prapansilp, Woranun, Praphasri Rirattanapong, Rudee Surarit, and Kadkao Vongsavan. 2020. “Fluoride Release from Different Powder Liquid Ratios of Fuji VII”. Mahidol Dental Journal 37 (2). Bangkok, Thailand:217-22. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/246857.