USING SECONDARY RAW MATERIALS IN LIGHTWEIGHT OPEN-STRUCTURE CONCRETE WITH GOOD UTILITY PROPERTIES. Acta Polytechnica CTU Proceedings, [S. l.], v. 22, p. 94–98, 2019. DOI: 10.14311/APP.2019.22.0094. Disponível em: https://ojs.cvut.cz/ojs/index.php/APP/article/view/5663. Acesso em: 26 jan. 2025.