NINGRUM, D.; SOEHARDJONO, A.; SUSENO, H.; WIBOWO, A. Analysis of the effect of using Covid-19 medical mask waste with polypropylene on the compressive strength and split tensile strength of high-performance concrete. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 6 (121), p. 40–46, 2023. DOI: 10.15587/1729-4061.2023.272529. Disponível em: https://journals.uran.ua/eejet/article/view/272529. Acesso em: 30 nov. 2023.