Simmon, E.
, Messina, J.
and Brady, K.
(2008),
Information management for Environmental Concerns, FEO MAGAZINE, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32935, http://www.feomag.com/documents.asp?d_ID=45
(Accessed December 9, 2024)