1. Reliable late-Pleistocene stratigraphic ages and shorter groundwater travel times from 14C in fossil snails from the southern Great Basin;Brennan;Quaternary Res.,1997
2. Preliminary investigations at La Playa, Sonora, Mexico;Carpenter;Archaeol. Southwest,1999
3. The Late Archaic/Early Agricultural period in Sonora, Mexico;Carpenter,2005
4. La Playa: an Early Agricultural period landscape;Carpenter;Archaeol. Southwest,2009
5. The Freshwater Molluscs of Canada;Clarke,1981