1. The joint and separate determination of nitrogen dioxide and nitrogen monoxide in the atmosphere;Buck;Staub-Reinhalt Luft,1967
2. Field methods for the determination of nitrogen dioxide in air;Christie;Analyst,1970
3. Removing nitrogen oxides from fluids and nitrous acid;Maury,1962
4. The evaluation of efficiency and variability of sampling for atmospheric nitrogen dioxide;Meadows;Am. ind. Hyg. Ass. J.,1966
5. Chemical status of nitrogen dioxide at low aerial concentration;Nash;Atmospheric Environment,1968