1. ASME CODE and STANDARDS PTC 4.1 Performance test code steam generating units, USA; 1972 (date of specific issue adopted: 1964).
2. Thermotechnical test in boilers;Triembomblia,1979
3. Handbook for sugar engineers;Hugot,1974
4. Bagasse-boiler Industrial Test Code. Universidad de Matanzas; 1996, in Spanish.
5. Steam boilers;Rubio,1982