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Grigor’yan, Alexander, Efthymia Papageorgiou, and Hong-Wei Zhang. “Asymptotic Behavior of the Heat Semigroup on Certain Riemannian Manifolds.”https://doi.org/10.1007/978-3-031-37800-3__In From Classical Analysis to Analysis on Fractals. A Tribute to Robert Strichartz, Volume 1, edited by Patricia Alonso Ruiz, Michael Hinz, Kasso A. Okoudjou, Luke G. Rogers, and Alexander Teplyaev. Cham: Springer International Publishing, 2023.https://doi.org/10.1007/978-3-031-37800-3 .

Papageorgiou, Efthymia. “Large-Time Behavior of Two Families of Operators Related to the Fractional Laplacian on Certain Riemannian Manifolds.”https://doi.org/10.1007/s11118-023-10109-1__Potential Analysis, 2023.https://doi.org/10.1007/s11118-023-10109-1 .

Papageorgiou, Efthymia. “Asymptotics for the Infinite Brownian Loop on Noncompact Symmetric Spaces.”https://doi.org/10.1007/s41808-023-00250-8__Journal of Elliptic and Parabolic Equations, 2023.https://doi.org/10.1007/s41808-023-00250-8 .

Polychrou, G., Efthymia Papageorgiou, A. Fotiadis, and C. Daskaloyannis. “New Examples of Harmonic Maps to the Hyperbolic Plane via Bäcklund Transformation.”https://doi.org/10.1007/s13163-023-00476-z__Revista Matemática Complutense, 2023.https://doi.org/10.1007/s13163-023-00476-z .