• 충청수학회지
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• 제19권3호
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• pp.219-224
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• 2006

In this article, we prove that a properly embedded minimal surface in $R^3$ of genus zero must be one of Riemann's minimal examples if outside of a solid cylinder it is the union of planar ends with the same torques at all integer heights.

• 대한수학회지
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• 제42권5호
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• pp.1057-1069
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• 2005

In this article, we prove the existence of two embedded minimal annuli in a slab which are all bounded by a Jordan convex curve and a straight line.

• 대한수학회논문집
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• 제20권3호
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• pp.511-520
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• 2005

In this article, we prove the existence of a minimal annulus bounded by a Jordan curve and a straight line.