Schulz, T. M., & Samson, P. J. (1988). Nonprecipitating low cloud frequencies for central North America: 1982. Journal of Applied Meteorology, 27, 427. https://doi.org/10.1175/1520-0450(1988)027<0427:NLCFFC>2.0.CO;2
Chicago Style (17th ed.) CitationSchulz, Teresa M., and Perry J. Samson. "Nonprecipitating Low Cloud Frequencies for Central North America: 1982." Journal of Applied Meteorology 27 (1988): 427. https://doi.org/10.1175/1520-0450(1988)027<0427:NLCFFC>2.0.CO;2.
MLA (9th ed.) CitationSchulz, Teresa M., and Perry J. Samson. "Nonprecipitating Low Cloud Frequencies for Central North America: 1982." Journal of Applied Meteorology, vol. 27, 1988, p. 427, https://doi.org/10.1175/1520-0450(1988)027<0427:NLCFFC>2.0.CO;2.
Warning: These citations may not always be 100% accurate.