@article{ASNSP_2005_5_4_2_255_0,
     author = {Lorenzi, Luca},
     title = {Estimates of the derivatives for a class of parabolic degenerate operators with unbounded coefficients in $\mathbb {R}^N$},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {255--293},
     publisher = {Scuola Normale Superiore, Pisa},
     volume = {Ser. 5, 4},
     number = {2},
     year = {2005},
     mrnumber = {2163557},
     zbl = {1107.35071},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_2005_5_4_2_255_0/}
}