Teixeira, S. F. C. F., and J. C. F. Teixeira. “Modelling Heat Exchangers for Domestic Boilers”. Acta Polytechnica 40, no. 4 (January 4, 2000). Accessed May 20, 2025. https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/116.