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- [2] LOWER BOUNDS FOR FUNDAMENTAL FREQUENCY OF A FIXED MEMBRANE BY FINITE DIFFERENCES NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1972, 19 (01): : A235 - &
- [7] Fundamental Bounds on Cloaking Based on Convex Optimization 2021 FIFTEENTH INTERNATIONAL CONGRESS ON ARTIFICIAL MATERIALS FOR NOVEL WAVE PHENOMENA (METAMATERIALS), 2021, : X176 - X178