Ardiani, Deasy, 		Dharmayanti, Agustin, AND 		Pujiastuti, Peni.
" Kadar Fosfor (P) dalam Cairan Sulkus Gingiva pada Penderita Periodontitis Kronis (Phosphorus Level of Gingival Crevicular Fluid of Chronic Periodontitis)" <em>Pustaka Kesehatan</em> [Online], Volume 4 Number 1 (11 January 2016)