@article{articlec798c7b8, title = {Development of metakaolin and geopolymer proppants with nanocarbon materials}, author = {Campos, Vitor Polezi Pesce de and Labat, Gisele Amaral and Ulsen, Carina and Silva, Guilherme Frederico Bernardo Lenz e}, year = {2019}, doi = {10.1590/0366-6913201965s12610}, journal = {CerĂ¢mica} }