Dumont, M., Kostka, A., Sander, P. M., Borbély, A., & Kaysser-Pyzalla, A. R. (2011). Size and size distribution of apatite crystals in sauropod fossil bones. Palaeogeography, Palaeoclimatology, Palaeoecology, 310, 108-116. Retrieved from www.sciencedirect.com/science/article/pii/S0031018211003403.