@article{pushpanathan_raj_pushpanathan_kandhasamy_2026,  title={BIM-driven energy performance simulation for smart and sustainable retrofitting of aging structures},  volume={31},  ISSN={1517-7076},  url={https://doi.org/10.1590/1517-7076-RMAT-2025-0236},  DOI={10.1590/1517-7076-RMAT-2025-0236},  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={Pushpanathan, Ganeshan and Raj, Jeswin Roshini Joseph Paul and Pushpanathan, Ramshankar and Kandhasamy, Raja},  year={2026},  pages={e20250236} }