Saxton, C A Identification of octacalcium phosphate in human dental calculus by electron diffraction. [electronic resource] - Archives of oral biology Feb 1968 - 243-6 p. digital Publication Type: Journal Article ISSN: 0003-9969 Standard No.: 10.1016/0003-9969(68)90056-3 doi Subjects--Topical Terms: Calcium Phosphates--analysisDental CalculusHumansX-Ray Diffraction