Pyo, Yong-Soo; Cho, Sung-Jin; Jeong, Jin-Mun; Park, Jin Han Effective teaching-learning methods for foundations of mathematics. (Korean. English summary) Zbl 1187.00026 East Asian Math. J. 26, No. 2, 319-336 (2010). MSC: 00A35 PDFBibTeX XMLCite \textit{Y.-S. Pyo} et al., East Asian Math. J. 26, No. 2, 319--336 (2010; Zbl 1187.00026)
Park, Jin Han; Pyo, Yong Soo On generalized quasi-preclosed sets and quasi preseparation axioms. (English) Zbl 1333.54031 Honam Math. J. 25, No. 1, 141-152 (2003). MSC: 54D10 54A05 PDFBibTeX XMLCite \textit{J. H. Park} and \textit{Y. S. Pyo}, Honam Math. J. 25, No. 1, 141--152 (2003; Zbl 1333.54031) Full Text: Link