Estimates near the boundary for solutions of second order parabolic equations. Safonov, Mikhail — 1998 Documenta Mathematica
Hölder regularity of solutions to second-order elliptic equations in nonsmooth domains. Cho, Sungwon; Safonov, Mikhail — 2007 Boundary Value Problems [electronic only]
Doubling properties for second order parabolic equations. Safonov, Mikhail V.; Yuan, Yu — 1999 Annals of Mathematics. Second Series
Harnack's estimates: positivity and local behavior of degenerate and singular parabolic equations. DiBenedetto, Emmanuele; Gianazza, Ugo; Safonov, Mikhail; Urbano, José Miguel; Vespri, Vincenzo — 2007 Boundary Value Problems [electronic only]
Harnack inequalities, exponential separation, and perturbations of principal Floquet bundles for linear parabolic equations Juraj Húska; Peter Poláčik; Mikhail V. Safonov — 2007 Annales de l'I.H.P. Analyse non linéaire