@article{gurumoorthy_madeshwaren_pakkiri_2025,  title={Replacement of river sand with concrete for environmental factors: its mechanical and microstructural properties},  volume={30},  ISSN={1517-7076},  url={https://doi.org/10.1590/1517-7076-RMAT-2024-0642},  DOI={10.1590/1517-7076-RMAT-2024-0642},  journal={Matéria (Rio de Janeiro)},  publisher={Laboratório de Hidrogênio, Coppe - Universidade Federal do Rio de Janeiro, em cooperação com a Associação Brasileira do Hidrogênio, ABH2},  author={Gurumoorthy, Venkatramana and Madeshwaren, Vairavel and Pakkiri, Gnanamoorthy},  year={2025},  pages={e20240642} }