Izquierdo, G., Aragón, A., Portugal, E., Arellano, V. M. y Álvarez, J. (2002) «Correlation of heating index with production zones in Cerro Prieto, area IV, Mexico», Geofísica Internacional, 41(4), pp. 393–398. doi: 10.22201/igeof.00167169p.2002.41.4.485.