On a class of hypoelliptic evolution operators E Lanconelli, S Polidoro Rend. Sem. Mat. Univ. Politec. Torino 52 (1), 29-63, 1994 | 250 | 1994 |

Some results on partial differential equations and Asian options E Barucci, S Polidoro, V Vespri Mathematical Models and Methods in Applied Sciences 11 (03), 475-497, 2001 | 149 | 2001 |

On a class of ultraparabolic operators of Kolmogorov-Fokker-Planck type S Polidoro Le Matematiche 49 (1), 53-105, 1994 | 108 | 1994 |

Asymptotic decay for some differential systems with fading memory M Fabrizio, S Polidoro Applicable Analysis 81 (6), 1245-1264, 2002 | 98 | 2002 |

Schauder estimates, Harnack inequality and Gaussian lower bound for Kolmogorov-type operators in non-divergence form M Di Francesco, S Polidoro Advances in Differential Equations 11 (11), 1261-1320, 2006 | 92 | 2006 |

Linear and nonlinear ultraparabolic equations of Kolmogorov type arising in diffusion theory and in finance E Lanconelli, A Pascucci, S Polidoro Nonlinear problems in mathematical physics and related topics, II 2, 243-265, 2002 | 76 | 2002 |

On the regularity of solutions to a nonlinear ultraparabolic equation arising in mathematical finance G Citti, A Pascucci, S Polidoro Differential and Integral Equations 14 (6), 701-738, 2001 | 58 | 2001 |

A global lower bound for the fundamental solution of Kolmogorov-Fokker-Planck equations S Polidoro Archive for Rational Mechanics and Analysis 137 (4), 321-340, 1997 | 54 | 1997 |

The Moser's iterative method for a class of ultraparabolic equations A Pascucci, S Polidoro Communications in Contemporary Mathematics 6 (03), 395-417, 2004 | 52 | 2004 |

Sobolev–Morrey spaces related to an ultraparabolic equation S Polidoro, MA Ragusa manuscripta mathematica 96 (3), 371-392, 1998 | 52 | 1998 |

Pointwise estimates for a class of non-homogeneous Kolmogorov equations C Cinti, A Pascucci, S Polidoro Mathematische Annalen 340 (2), 237-264, 2008 | 49 | 2008 |

Interior regularity for weak solutions of ultraparabolic equations in divergence form with discontinuous coefficients M Manfredini, S Polidoro Bollettino dell'Unione Matematica Italiana 1 (3), 651-675, 1998 | 48 | 1998 |

Hölder regularity for solutions of ultraparabolic equations in divergence form S Polidoro, MA Ragusa Potential analysis 14 (4), 341-350, 2001 | 47 | 2001 |

The obstacle problem for a class of hypoelliptic ultraparabolic equations MD Francesco, A Pascucci, S Polidoro Proceedings of the Royal Society A: Mathematical, Physical and Engineering …, 2008 | 45 | 2008 |

Harnack inequality for hypoelliptic ultraparabolic equations with a singular lower order term S Polidoro, MA Ragusa Revista Matematica Iberoamericana 24 (3), 1011-1046, 2008 | 44 | 2008 |

Uniqueness and representation theorems for solutions of Kolmogorov-Fokker-Planck equations S Polidoro | 38 | 1995 |

Regularity properties of viscosity solutions of a non-Hörmander degenerate equation G Citti, A Pascucci, S Polidoro Journal de mathématiques pures et appliquées 80 (9), 901-918, 2001 | 37 | 2001 |

Gaussian estimates for hypoelliptic operators via optimal control U Boscain, S Polidoro Rendiconti Lincei-Matematica e Applicazioni 18 (4), 333-342, 2007 | 34 | 2007 |

Optimal regularity in the obstacle problem for Kolmogorov operators related to American Asian options M Frentz, K Nyström, A Pascucci, S Polidoro Mathematische Annalen 347 (4), 805-838, 2010 | 30 | 2010 |

On the Cauchy problem for a nonlinear Kolmogorov equation A Pascucci, S Polidoro SIAM journal on mathematical analysis 35 (3), 579-595, 2003 | 24 | 2003 |