Panainte, I., C. – G. Grancea, V. – T. Zamfir – Buta, and M. Pacurar. “Apical Root Resorption After Orthodontic Treatment”. European Scientific Journal, ESJ, Vol. 12, no. 24, Aug. 2016, p. 43, doi:10.19044/esj.2016.v12n24p43.