scientific article; zbMATH DE number 3416692

zbMath0264.54021MaRDI QIDQ5680765

Kil-Nam Choi, Yong Sun Shin, Chi Young Kim

Publication date: 1973

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Proximity structures and generalizations (54E05)

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