N. Badea, N. Cazacu, I. Voncilă, I. Paraschiv, and M. Oancă, “Strategies Used for Developing Micro-CCHP Structures in Residential and Public Buildings”, The Annals of “Dunarea de Jos“ University of Galati. Fascicle III, Electrotechnics, Electronics, Automatic Control, Informatics, vol. 31, no. 1, pp. 43-48, Jun. 2008.