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Lessons of the recessions
Vojtinskij, Vladimir S., (1959)
Business trends and forecasting : information sources
Woy, James B., (1965)
Long fluctuations in real series of American economy
Melnyk, Myron, (1969)
Electronic computers and business indicators
Shiskin, Julius, (1957)
Signals of recession and recovery : an experiment with monthly reporting
Shiskin, Julius, (1961)
The X-11 variant of the census method II : seasonal adjustment program
Shiskin, Julius, (1967)