1. LA-ICPMS U-Pb geochronology of detrital zircon grains from the Coconino, Moenkopi, and Chinle Formations in the Petrified Forest National Park (Arizona) Gehrels, George; Giesler, Dominique; Olsen, Paul E.; Kent, Dennis V.; Marsh, Andrew; Parker, William G.; Rasmussen, Cornelia; Mundil, Roland; Irmis, Randall B.; Geissman, John W.; Lepre, Christopher J. 2020 Articles Geology, StratigraphicGeological timeZircon--Analysis
2. Empirical evidence for stability of the 405-kiloyear Jupiter-Venus eccentricity cycle over hundreds of millions of years Kent, Dennis V.; Olsen, Paul E.; Rasmussen, Cornelia; Lepre, Christopher J.; Mundil, Roland; Irmis, Randall; Gehrels, George; Giesler, Dominique; Geissman, John; Parker, William 2018 Articles Geological timePaleomagnetismMilankovitch cyclesTriassic Geologic Period