1. Gautam S, Prusty BK, Patra AK (2015) Dispersion of respirable particles from the workplace in opencast iron ore mines. Environ Technol Innov 4:137–149
2. Code of Federal Regulations, Title 40, Sections 70.2 and 71.2, Office of the Federal Register, United States of America Government Printing Office, Washington, DC.
3. Tennessee Air Pollution Control Regulations - Chapter 1200-3-3 - AIR QUALITY STANDARDS
4. Code of Federal Regulations Title 40 Protection of Environment, Chapter I, Subchapter C, Part 58 Ambient Air Quality Surveillance, Subpart B Monitoring Network Office of the Federal Register, United States of America Government Printing Office, Washington, DC
5. Inmon WH (2005) Building the data warehouse, 3rd edn. Wiley, Indianapolis