1. Mapping water table depth using geophysical and environmental variables;Buchanan;Ground Water,2009
2. Derby N. 2010. Getting Correct Results from PROC REG. SAS Global Forum 2010. 〈http://support.sas.com/resources/papers/proceedings10/270-2010.pdf〉.
3. Esri a, 2012. An Overview of the Interpolation Toolset. 〈http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#/An_overview_of_the_Interpolation_tools/009z00000069000000/.
4. Esri b, 2013. Understanding Cokriging. 〈http://webhelp.esri.com/arcgisdesktop/9.3/index.cfm?TopicName=Understanding_Cokriging〉.
5. Utility of recent studies to assess the National Research Council 2001 estimates of cancer risk from ingested arsenic;Gibb;Environ. Health Perspect.,2011