Calabi-Yau Manifolds of Cohomogeneity One as Complex Line Bundles
  We present a simple derivation of the Ricci-flat Kahler metric and its Kahler potential on the canonical line bundle over arbitrary Kahler coset space equipped with the Kahler-Einstein metric. 
Kiyoshi Higashijima, Tetsuji Kimura (Osaka Univ.) and Muneto Nitta   (Purdue Univ.)