Citation

83 FR 42497

Multiple canonical documents share this first-page citation.

Release of Risk and Exposure Assessment Plan for the Secondary National Ambient Air Quality Standard for Oxides of Nitrogen, Oxides of Sulfur and Particulate Matter Wednesday, August 22, 2018 83 FR 42497
Federal Register Vol. 83, No.163, August 22, 2018 Wednesday, August 22, 2018 83 FR 42497