Shmuel Agmon
1922
Lectures on exponential decay of solutions of second order elliptic equations
Analyse mathématique et applications
Spectral properties of Schroedinger operators and scattering theory (Publications of the Scuola Normale Superiore)
Spectral properties of Schrödinger operators and scattering theory
Unicité et convexité dans les problèmes différentiels
אנליזה קלסית