Investigations of color center phenomena in Topaz and Quartz through electron spin resonance with reference to optical absorption and nuclear magnetic resonance: Implications for extended mineral applications. Mal. J. Fund. Appl. Sci. [Internet]. 2018 Apr. 30 [cited 2026 Sep. 16];14(1-2):142-9. Available from: https://mjfas.utm.my/index.php/mjfas/article/view/958