[The 1984 model smog regulation--tasks, principles, changes].
D000393:Air Pollutants / Q000032:analysis; D005860:Germany, West; D006801:Humans; D007878:Legislation as Topic / Q000639:trends*; D008452:Maximum Allowable Concentration; D012905:Smog / Q000517:prevention & control*
D000393:Air Pollutants; D012905:Smog
Mustersmogverordnung 1984--Aufgaben, Grundzüge, Umsetzungen.