1. Metamorphic discontinuities of the Pennsylvania–Delaware Piedmont: evidence for early Paleozoic assembly;Alcock;Canadian Journal of Earth Sciences,1995
2. Middle Proterozoic age for the Montpelier Anorthosite, Goochland terrane, eastern Piedmont, Virginia;Aleinikoff;Geological Society of America Bulletin,1996
3. Deciphering multiple Mesoproterozoic and Paleozoic events recorded in zircon and titanite from the Baltimore Gneiss, Maryland: SEM imaging, SHRIMP U–Pb geochronology, and EMP analysis;Aleinikoff,2004
4. Mineralogy and rare earth geochemistry of apatite and xenotime from the Gloserheia granite pegmatite, Froland, southern Norway;Amli;American Mineralogist,1975
5. Piedmont district of Pennsylvania;Bascom;Geological Society of America Bulletin,1905