1. Concentrations and emissions of ammonia in livestock buildings in northern Europe;Groot Koerkamp;J. Agric. Eng. Res.,1998
2. Particulate matter and ammonia emission factors for tunnel-ventilated broiler production houses in the southern US;Lacey;Trans. ASAE,2003
3. Characterization of atmospheric ammonia emissions from a commercial chicken house on the Delmarva Peninsula;Siefert;Environ. Sci. Technol.,2004
4. Xin, H. A., Tanaka, T. Wang, R. S. Gates, E. F. Wheeler, K. D. Casey, A. J. Heber, J. Ni, and T. Lim. 2002. A portable system for continuous ammonia measurement in the field. Paper 024168. ASAE, St. Joseph, MI.
5. Gates, R. S., J. D. Simmons, K. D. Casey, T. J. Greis, H. Xin, et al. 2002. Fans assessment numeration system (FANS) design and calibration specification. Paper 024124. ASAE, St. Joseph, MI.