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Georgia. Department of Transportation. Office of Research (2017-03). Strategies for communicating quality expectations for environmental service contracts [Mar. 2017]. Retrieved from https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-bt700-pr4-bm1-b2017-be5-belec-p-btext

Georgia. Department of Transportation. Office of Research. "Strategies for communicating quality expectations for environmental service contracts [Mar. 2017]." 2017-03. October 9, 2026. https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-bt700-pr4-bm1-b2017-be5-belec-p-btext.