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Unions and intersections in homotopy theory

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Commentarii Mathematici Helvetici

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This research was partly supported by the U.S. Department of Army through its European Research Office.

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Eckmann, B., Hilton, P.J. Unions and intersections in homotopy theory. Commentarii Mathematici Helvetici 38, 293–307 (1963). https://doi.org/10.1007/BF02566918

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