1. Arellano, V.M., Garcı́a, A., Barragán, R.M., Izquierdo, G., Aragón, A., Nieva, D., Portugal, E., Torres, I., 1998. Desarrollo deun modelo básico actualizado del yaciemiento geotérmico de Los Humeros, Pue. Final Report, Instituto de Investigaciones Eléctricas, No. IIE/11/11459/01/F, Cuernavaca, Mor., Mexico, 462pp.
2. Temperature variation in a circulating wellbore fluid;Arnold;Journal of Energy Resources Technology,1990
3. Estimation of undisturbed formation temperatures under spherical-radial heat flow conditions;Ascencio;Geothermics,1994
4. API, 1990. Specification for Material and Testing for Well Cements, 5th Edition. American Petroleum Institute Spec 10, Washington, DC, 47pp.
5. Beirute, R.M., 1991. A circulating and shut-in well-temperature-profile simulator. Journal of Petroleum Technology September, 1140–1146.