1. Cenozoic stratigraphy and paleo-hydrology of the Redington—San Manuel area, San Pedro Valley, Arizona;Agenbroad,1967
2. Surface water quality monitoring, San Pedro River basin, Arizona;De Cook,1977
3. Optimal Statistical Decisions;De Groot,1971
4. Kriging in the hydrosciences;Delhomme;Adv. Water Resour.,1978
5. Application du Krigéage à l'optimisation d'une campagne pluviométrique en zone aride;Delhomme,1973