M. Kuznetsova and N. Bondarenko, “Addendum to: Solving an inverse problem for the Sturm-Liouville operator with singular potential by Yurko’s method (Tamkang J. Math. 52 (2021), no. 1, 125-154)”, Tamkang J. Math., vol. 56, no. 2, pp. 137–139, May 2025.