@misc { marfertei2011, author = "Marques, Francisco and Ferreira, Ana C. M. and Teixeira, S. F. C. F. and Leão, Celina Pinto and Teixeira, J. C. F. and Nunes, Manuel L. and Martins, Luís Barreiros and Silva, Ângela", title = "Optimization of a small-scale cogeneration system asa function of the thermal demand", year = "2011" }