Celenza, L., Dell’Isola, M., Ficco, G., Greco, M., & Grimaldi, M. (2016). Economic and Technical Feasibility of Metering and Sub-metering Systems for Heat Accounting. International Journal of Energy Economics and Policy, 6(3), 581–587. Retrieved from https://econjournals.com./index.php/ijeep/article/view/2457