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55Nxx Homology and cohomology theories (2 articles)

• Röhrl, Helmut: Über die Kohomologie berechenbarer Fréchet Garben. (German) [On the cohomology of countable Fréchet sheaves]. Commentationes Mathematicae Universitatis Carolinae, vol. 10 (1969), issue 4, pp. 625-640
• Pultr, Aleš: On the homology theory of discrete spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 3 (1962), issue 3, pp. 23-43