by Birkhoff, Garrett | Rota, Gian-Carlo.
by Tutte, W. T | Rota, Gian-Carlo | Tutte, W. T.
by Kung, Joseph P. S | Rota, Gian-Carlo | Yan, Catherine H.
by Rota, Gian-Carlo.
by Gessel, Ira | Rota, Gian-Carlo.
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