“Differences in Effectiveness Between Soaking Star Fruit Juice (Averrhoa Bilimbi Linn) With Tomato Fruit Juice (Lycopersicon Esculentum Mill) As a Natural Tooth Whitening Agent”. 2024. International Journal of Dentistry Scientific 1 (1): 48-58. http://ijds-pdgipalembang.com/index.php/ijds/article/view/6.