Mean curvature vector and symplectic topology of Lagrangian submanifolds in Einstein-Kähler manifolds. Yong-Geun Oh — 1994 Mathematische Zeitschrift
Volume minimization of Lagrngian submanifolds under Hamiltonian deformations. Yong-Geun Oh — 1993 Mathematische Zeitschrift
Fredholm theory of holomorphic discs under the perturbation of boundary conditions. Yong-Geun Oh — 1996 Mathematische Zeitschrift
Second variation and stabilities of minimal lagrangian submanifolds in Kähler manifolds. Yong-Geun Oh — 1990 Inventiones mathematicae