@inbook{NBERc2202,
 Crossref = "NBERkuzn33-1",
 title = "Temporal Changes in Seasonal Amplitude",
 author = "Simon Kuznets",
 BookTitle = "Seasonal Variations in Industry and Trade",
 Publisher = "NBER",
 pages = "303-342",
 year = "1933",
 URL = "http://www.nber.org/chapters/c2202",
}
@book{NBERkuzn33-1,
 title = "Seasonal Variations in Industry and Trade",
 author = "Simon Kuznets",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1933",
 URL = "http://www.nber.org/books/kuzn33-1",
}