%0 Journal Article %A Grzegorczyk, Wiesław %A Medak, Beata %A Tret’yakov, Alexey A. %T Generalization of p-regularity notion and tangent cone description in the singular case %J Annales Universitatis Mariae Curie-Skłodowska. Mathematica %D 2012 %V 66 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUM_2012_66_2_a2/ %G en %F AUM_2012_66_2_a2