Russell, R., Mühlbauer, R., Bisaz, S., Williams, D., & Fleisch, H. (1970). The influence of pyrophosphate, condensed phosphates, phosphonates and other phosphate compounds on the dissolution of hydroxyapatite in vitro and on bone resorption induced by parathyroid hormone in tissue culture and in thyroparathyroidectomised rats. Springer-Verlag.

Russell, R., R. Mühlbauer, S. Bisaz, D. Williams, and H. Fleisch. The Influence of Pyrophosphate, Condensed Phosphates, Phosphonates and Other Phosphate Compounds on the Dissolution of Hydroxyapatite in Vitro and on Bone Resorption Induced by Parathyroid Hormone in Tissue Culture and in Thyroparathyroidectomised Rats. Springer-Verlag, 1970.

Russell, R., et al. The Influence of Pyrophosphate, Condensed Phosphates, Phosphonates and Other Phosphate Compounds on the Dissolution of Hydroxyapatite in Vitro and on Bone Resorption Induced by Parathyroid Hormone in Tissue Culture and in Thyroparathyroidectomised Rats. Springer-Verlag, 1970.