Adıgüzel, Mehmet, and Faruk Öztekin. “Comparison of the Resistance to Cyclic Fatigue of One Curve, One Shape, 2Shape and EdgeFile X3 Files in Simulated Single and S-Shaped (double) Curvatures”. International Dental Research, vol. 10, no. 2, Aug. 2020, pp. 55-59, https://doi.org/10.5577/intdentres.2020.vol10.no2.5.