Gomes, Ana Paula Martins, et al. “Evaluation of 0.5% Peracetic Acid and 2.5% Sodium Hypochlorite on Smear Layer Removal of Root Canal Instrumented by Three Rotary Systems”. Brazilian Dental Science, vol. 17, no. 1, Mar. 2014, pp. 62-71, doi:10.14295/bds.2014.v17i1.959.