1. A.D. Rao, Process for Producing Power, US patent no. 4829763, 1989
2. P. Chiesa, Analisi Termodinamica di Cilci di turbina a Gas ad Aria Umida (HAT) Alimentati a Gas Naturale o Integrati con Processi di Gassificazione di Carbone, Ph.D. Thesis, Politecnico di Milano, 1995
3. Perry’s Chemical Engineer’s Handbook,1997
4. F. Dalili, M. Westermark, Design of tubular humidifiers for evaporative gas turbines, ASME paper 98-GT-203, 1998
5. Thermoeconomic analysis of mixed gas–steam cycles;Traverso;Applied Thermal Engineering, Elsevier Science,2002