González-Afanador, E., Kjelland, M., X. Ben Wu, Wilkins, N., William E. Grant.:
Ownership property size, landscape structure, and spatial relationships in the Edwards Plateau of Texas (Environment and Decisions 36, pages310¿328 Springer 2016).
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2007. Factors Related to Spatial Patterns of Rural Land Fragmentation in Texas. Factors Related to Spatial Patterns of Rural Land Fragmentation in Texas. Environmental Management. Volume 40, Number 2 / August, 2007 p: 231-244
Wilkins, N., Hays, A., Kubenka, D., Steinbach, D., Grant , W., Gonzalez, E., Kjelland, M., and Shackelford, J.:
2003. Texas rural Lands. Trends and Conservation implications for the 21st Century. Texas cooperative Extension, American Farm Land Trust. 26 pp, 1 map. http://landinfo.tamu.edu/frag/pubs.html