Age constraints on alleged "footprints'' preserved in the Xalnene Tuff near Puebla, Mexico. Geology. 37:267–270.. 2009.
Geochronology: Age of Mexican ash with alleged `footprints'. Nature. 438:E7–E8.. 2005.
Importance of titanohematite in detrital remanent magnetizations of strata spanning the Cretaceous-Paleogene boundary, Hell Creek region, Montana. Geochemistry, Geophysics, Geosystems. 17. 2016.
Magnetic properties of ilmenite-hematite single crystals from the Ecstall pluton near Prince Rupert, British Columbia. Geochemistry, Geophysics, Geosystems.. 2011.
Preferred orientation and anisotropy of seismic and magnetic properties in gabbronorites from the Bushveld layered intrusion. Tectonophysics. 420:345–356.. 2006.
Revisiting the age and paleomagnetism of the Modipe Gabbro of South Africa. Precambrian Research. 238:176-185.. 2013.