Influence of gold and blue heat treatments on mechanical properties and phase transformation behavior of flat-designed rotary instruments - Vieira, Anne Rafaella Tenório; Silva, Guilherme Ferreira da; Amoroso-Silva, Pablo Andrés; Vivan, Rodrigo Ricci; Lima, Thaine Oliveira; Oliveira, Maria Carolina Guiotti de; Duarte, Marco Antonio Hungaro; Alcalde, Murilo Priori (Brazilian Dental Science, 2025)