Numerical investigation of combined heat transfer through hollow brick wallsBouchaib Jamal, Mohammed Boukendil, Lahcen El moutaouakil, Abdelhalim Abdelbaki and Zaki ZrikemEur. Phys. J. Plus, 135 10 (2020) 813DOI: https://doi.org/10.1140/epjp/s13360-020-00840-8