Barrias, C. C., Ribeiro, C. C., Martins, M. C. L., Barbosa, M. A., et al. (2006). Calcium phosphate microspheres for localised delivery of a therapeutic enzyme. Key Engineering Materials (Vol. 309-311 II, pp. 903 - 906).

Barrias, C. C., Ribeiro, C. C., Rodrigues, D., Miranda, M. C. S., & Barbosa, M. A. (2005). Effect of calcium phosphate addition to alginate microspheres: modulation of enzyme release kinetics and improvement of cell adhesion. Key Engineering Materials (Vol. 284-286, pp. 689 - 692).

Barrias, C. C., Ribeiro, C. C., Lamghari, M., Sá Miranda, C., & Barbosa, M. A. (2005). Proliferation, activity, and osteogenic differentiation of bone marrow stromal cells cultured on calcium titanium phosphate microspheres. Journal of Biomedical Materials Research - Part A, 72(1), 57 - 66.