1. Pre-Eocene paleosol south of Tijuana, Baja California, Mexico;Abbott;J. Sedimentary Petrology,1976
2. Effects of abrasion durability on conglomerate clast populations: examples from Cretaceous and Eocene conglomerates of the San Diego area, California;Abbott;J. Sedimentary Petrology,1978
3. Trace-element comparison of clasts in Eocene conglomerates, southwestern California and northwestern Mexico;Abbott;J. Geology,1978
4. Soil Survey of the San Diego area, California. Part I: United States Department of Agriculture, Soil Conservation Service;Bowman,1973
5. Cretaceous and Eocene coccoliths at San Diego, California;Bukry;California Division Mines and Geology Special Report,1969