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• Volume 22

Author: Bican, Ladislav

• Bican, Ladislav: Notes on purities. (English). Czechoslovak Mathematical Journal, vol. 22 (1972), issue 4, pp. 525-534
• Bican, Ladislav: Pure closures. (English). Czechoslovak Mathematical Journal, vol. 22 (1972), issue 1, pp. 78-82