TY - JOUR T1 - Influence of the use of rice husk as source of silica on the sol-gel synthesis of bioglass JO - CerĂ¢mica A1 - Pereira, M. A. A1 - Oliveira, J. E. de A1 - Fonseca, C. S. SN - 0366-6913 UL - 10.1590/0366-69132021673833134 VL - 67 Y1 - 2021 PB - Brasil ER -