Decker, Susan, Black, Stephen L., Gustavson, Thomas, 2000, The Woodrow Heard Site, 41UV88 A Holocene Terrace Site in the Western Balcones Canyonlands of Southwestern Texas, Studies in Archeology 33, Texas Archeological Research Laboratory, The University of Texas at Austin
Decker, Susan, Black, Stephen L., Gustavson, Thomas, 2000, The Woodrow Heard Site, 41UV88 A Holocene Terrace Site in the Western Balcones Canyonlands of Southwestern Texas, Studies in Archeology 33, Texas Archeological Research Laboratory, The University of Texas at Austin