@article{CRMATH_2002__335_11_953_0,
     author = {Zhongmin Qian and Weian Zheng},
     title = {Sharp bounds for transition probability densities of a class of diffusions},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {953--957},
     publisher = {Elsevier},
     volume = {335},
     number = {11},
     year = {2002},
     doi = {10.1016/S1631-073X(02)02579-7},
     language = {en},
}