Walton, Wayne. "Phase equilibrium in the system Mg₃(PO₄)₂ - Ca₃(PO₄)₂ - Mg₂SiO₄ (farringtonite-whitlockite-forsterite) at one atmosphere pressure /." Doctoral dissertation, Ohio State University, 1972. http://rave.ohiolink.edu/etdc/view?acc_num=osu1486735534444209Chicago Manual of Style (17th edition)