Zakrzewska, A. An Estimation of the Jump of the Milnor Number of Plane Curve Singularities. In Analitic and Algebraic Geometry 4; Krasiński, T., Spodzieja, S., Eds.; Lodz University Press: Poland, 2022; pp. 175-183. https://doi.org/10.18778/8331-092-3.14.