Moreira, ...., Ponce Cabrera, ...., De Posada, ...., & Flores, .... (2017). Er:Yag Polycrystalline Ceramics: Use of SiO2 and B2O3 as Sintering Additives and its Effects on the Optical and Structural Properties. Revista Cubana De FĂ­Sica, 34(2), 125-132. Retrieved from