M. M. Martins, P. C. B. de Oliveira, M. T. de A. Goldner, and J. A. M. Miguel, “Skeletal maturation of cervical vertebrae and hand-wrist region”, BDS, vol. 14, no. 1/2, pp. 4–8, Feb. 2012, doi: 10.14295/bds.2011.v14i1/2.698.