Influence of Pr3+ ions on the structural properties of Er3+ -doped tellurite-tungsten glasses - Ricaldi, José Yitzhak Aarón Chacaliaza; Calderón, Gaston Lozano; Huaman, Jose Luis Clabel; Ferri, Fábio Aparecido; Rodrigues, Ariano de Giovanni; Messaddeq, Younés; Rivera, Victor Anthony Garcia; Marega Junior, Euclydes (Journal of Non-Crystalline Solids, 2023)