Prusińska A, Tret’yakov A. $p$-Regularity Theory. Tangent Cone Description in the Singular Case. Ukr. Mat. Zhurn. [Internet]. 2015Aug.25 [cited 2024Nov.21];67(8):1097-106. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2048