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Roffman, 1979 - Google Patents

Air Quality Issues in Urban Areas and State Implementation Plans

Roffman, 1979

Document ID
11473582840261527185
Author
Roffman A
Publication year
Publication venue
INST. ENVIRON. SCI., 940 E. NORTHWEST HWY., MT. PROSPECT, IL.

External Links

Continue reading at scholar.google.com (other versions)

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00Navigation; Navigational instruments not provided for in preceding groups
    • G01C21/20Instruments for performing navigational calculations

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