1. Energy Audit Solution Center,
http://energoaudit.fluke-promo.ru/products/download/id/34/type/description/
, acces. June 23, 2016.
2. GOST R ISO 21501-4, Determining Particle Size Distribution. Optimum Methods for Estimating Individual Particles. Air Particle Counters for Clean Zones.
3. C. C. Gravatt and I. Allegrini, “A new light scattering method for the determination of the size distribution of particulate matter in air,” in: Proc. 3rd Int. Glean. Congr., Duesseldorf (1973), pp. 3–5.
4. V. Heyder, C. Roth, and W. Stahlhofen, Particle Size Analysis, London (1972), p. 53.
5. S. A. Schlesener, “A gas laser aerosol detection and sizing instrument,” J. Air. Pollut. Contr. Assoc., 19, No. 1, 40–42 (1969).