- Alexandru Kristály, “New features of the first eigenvalue on negatively curved spaces”, Advances in Calculus of Variations, 15, № 3, 2022, 475

- Stine Marie Berge, “Eigenvalues of the Laplacian on balls with spherically symmetric metrics”, Anal.Math.Phys., 13, № 1, 2023, 14

- Stefan Steinerberger, “Local sign changes of polynomials”, JAMA, 2024

- Scott Harman, “Scaling inequalities and limits for Robin and Dirichlet eigenvalues”, Journal of Mathematical Analysis and Applications, 544, № 2, 2025, 129082

- Csaba Farkas, Sándor Kajántó, Alexandru Kristály, “Sharp spectral gap estimates for higher-order operators on Cartan–Hadamard manifolds”, Commun. Contemp. Math., 27, № 03, 2025, 2450013
