Typological labeling of early Holocene projectile points

Comment

Timothy K Perttula. Proc Natl Acad Sci U S A. 2009.

. 2009 Jul 7;106(27):E73; author reply E74.

doi: 10.1073/pnas.0904234106. Epub 2009 Jun 29.

No abstract available

Conflict of interest statement

The author declares no conflict of interest.

The cultural and chronological context of early Holocene maize and squash domestication in the Central Balsas River Valley, Mexico.
Ranere AJ, Piperno DR, Holst I, Dickau R, Iriarte J. Ranere AJ, et al. Proc Natl Acad Sci U S A. 2009 Mar 31;106(13):5014-8. doi: 10.1073/pnas.0812590106. Epub 2009 Mar 23. Proc Natl Acad Sci U S A. 2009. PMID: 19307573 Free PMC article.

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