Zakaria, S. M., Sharif Zein, S. H., Othman, M. R., & Jansen, J. A. (2013). Hydroxyapatite nanoparticles: Electrospinning and calcination of hydroxyapatite/polyvinyl butyral nanofibers and growth kinetics. Journal of biomedical materials research. Part A, 101A(7), 1977-1985. https://doi.org/10.1002/jbm.a.34506