Summary of the X-11 Variant of the Census Method II Seasonal Adjustment Program
United States. Bureau of the Census. "Summary of the X-11 Variant of the Census Method II Seasonal Adjustment Program," in United States. Bureau of the Census. "October 1965," Business Conditions Digest (October 1965) : 63-77. https://fraser.stlouisfed.org/title/43/item/7220/toc/201911 , accessed on April 19, 2024.