au.\*:("MCELHOE HB")
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COMPARISON OF OPACITY MEASUREMENTS BY TRAINED OBSERVER AND IN-STOCK TRANSMISSIOMETERCONNER WD; MCELHOE HB.1982; J. AIR POLLUT. CONTROL ASSOC.; ISSN 0002-2470; USA; DA. 1982; VOL. 32; NO 9; PP. 943-946; BIBL. 4 REF.Article
