1. D. E. Blair, F. Dillen, L. Verstraelen and L. Vrancken, Calabi curves as holomorphic Legendre curves and Chen’s inequality, preprint, 1994.
2. V. Borrelli, B. Y. Chen and J.-M. Morvan, A basic inequality for Lagrangian submanifolds and its application, (in preparation).
3. I. Castro and F. Urbano, Lagrangian surfaces in the complex Euclidean plane with conformai Maslov form, Tohoku Math. J. 45 (1993), 565–582.
4. B. Y. Chen, Geometry of Slant Submanifolds, Katholieke Universiteit Leuven, 1990.
5. B. Y. Chen, Some pinching and classification theorems for minimal submanifolds, Archiv der Math. 60 (1993), 568–578.