1. Loss-on-ignition as an estimate of organic matter and organic carbon in non- calcareous soils;Ball;J. Soil Sci.,1964
2. Denitrification from nitrogen-fixing biologically crusted soils in a cool desert environment, southeast Utah, USA;Barger;Ecol. Process.,2013
3. Geology of the Llano region and Austin area. Field Excursion. Bureau Econ. Geol., Univ. of Texas, Austin;Barnes;Guidebook,1972
4. Baskett, J.N., 1907. A study of the route of Cabeza de Vaca. The Quarterly of the Texas State Historical Association, Austin, TX., 10, 3, 246-279; and 4, 308-340.
5. Begle, E.A, 1978. The weathering of granite, Llano region, Central Texas. Unpubl. M.S. thesis, Univ. of Texas, Austin, TX.