日高 文夫

On singularities arising from the contraction of the minimal section of a ruled surface. 

Manuscripta Math. 65 1989年  

On non-smoothable projective varieties. 

J. of Hokkaido College of Senshu Univ. 15 1982年  

On a Family of cones over a projective curve. 

J. of Hokkaido College of Senshu Univ. 14 1981年  

Normal Gorenstein sunfaces with ample anti-canonical divisor. 

Tokyo J. of Math. 4(2) 1981年  

An example of simple vector bundles on projective plane wich are not stable. 

J. of Sci. Eng. Ros. Lab. Waseda Univ. 79 1977年  

Contractable sets on projective varieties. 

J. of Sci. Eng. Res. Lab. Waseda Univ. 75 1977年