"ŽR“cŒ๕‘พ˜Y","Minkowski‹๓Šิ‚ฬ‹ษ‘ๅ‹ศ–ส‚ฦde Sitter‹๓Šิ‚ฬCMC-1‹ศ–ส (’ฒ˜aŽส‘œ˜_‚ฬ[‰ป‚ฦ“W–])",,"”—‰๐อŒค‹†Šu‹†˜^","‹ž“s‘ๅŠw","Vol. 1720",,"pp. 174-181",2010,Nov.
"ŽR“cŒ๕‘พ˜Y","”ŠwŠ๎‘b‹ณˆ็Ž๓uŽา‚ฬŒป๓(<“มWƒe[ƒ}>Ž๖‹ฦE‹ณˆ็‚ฬ˜A฿)",,"‘ๅŠw‹ณˆ็","‹ใB‘ๅŠw","Vol. 15",,"pp. 11-17",2010,Sept.
"Kentaro Saji,Masaaki  Umehara,Kotaro Yamada","Singularities of Blaschke normal maps of convex surfaces",,"C. R. Math. Acad. Sci. Paris",,"Vol. 348","No. 11-12","Page 665-668",2010,June
"Kentaro Saji,Masaaki Umehara,Kotaro Yamada","The duality between singular points and inflection points on wave fronts",,"Osaka J. Math.",,"Vol. 47","No. 2","Page 591-607",2010,Apr.