%0 Journal Article %A Zhongmin Qian %A Weian Zheng %T Sharp bounds for transition probability densities of a class of diffusions %J Comptes Rendus. Mathématique %D 2002 %P 953-957 %V 335 %N 11 %I Elsevier %R 10.1016/S1631-073X(02)02579-7 %G en %F CRMATH_2002__335_11_953_0