and ABBOTT, PL. (1984) Paleohydrology of the Eocene Ballena Gravels, San Diego County, California. Sedimentary Geology 38:181–216.Steer, B. L., and Abbott P. L. (1984), Paleohydrology of the Eocene Ballena Gravels, San Diego County, California , Sed. Geol. 38 , 181–216....
Between 1694 and 1825, at least five individuals or groups are known to have traversed part of the San Luis Valley: don Old Spanish National Historic Trail Diego de Vargas (1694), Roque Madrid (1705), Juan Bautista de Anza (1779), Zebulon Montgomery Pike (1807), and Jacob Fowler (1822)...
Climate Change Impacts on Vernal Pool Hydrology and Vegetation in Northern California. J. Hydrol. 2019, 574, 1003–1013. [Google Scholar] [CrossRef] US Fish and Wildlife Service Acanthomintha Ilicifolia (San Diego Thornmint). 5-Year Review: Summary and Evaluation. In Acanthomintha Ilicifolia...