- T.V. Anoop, Sheela Verma, “Szegö-Weinberger type inequalities for symmetric domains in simply connected space forms”, Journal of Mathematical Analysis and Applications, 515, no. 2, 2022, 126429

- T.V. Anoop, Vladimir Bobkov, Pavel Drábek, “Reverse Faber-Krahn and Szegő-Weinberger type inequalities for annular domains under Robin-Neumann boundary conditions”, Journal of Differential Equations, 437, 2025, 113354
