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Media selection by linear programming
Brown, Douglas B., (1965)
Discount effects on media plans
Kaplan, Robert S., (1971)
Hard and soft constraints in media scheduling
Kluyver, Cornelis A. de, (1978)
Ein heuristischer Ansatz zur Mediaselektion
Little, John D. C., (1974)
A media planning calculus
Little, John D. C., (1969)
Little, John D. C., (1970)