Bohnel, H. and Negendank, J. F. W. (1981) “Preliminary results of palaeomagnetic measurements of tertiary-quaternary igneous rocks from the eastern part of the Trans Mexican Volcanic Belt”, Geofisica Internacional, 20(3), pp. 235–248. doi: 10.22201/igeof.00167169p.1981.20.3.1088.