References

CONSTANT CURVED HOLOMORPHIC 2-SPHERES IN


[1] J. Bolton, G. R. Jensen, M. Rigoli and L. M. Woodward, On conformal minimal immersions of into Math. Ann. 279 (1988), 599-620.

[2] E. Calabi, Minimal immersions of surfaces in Euclidean spheres, J. Diff. Geom. 1 (1967), 111-125.

[3] S. S. Chern and J. G. Wolfson, Harmonic maps of the two-sphere into a complex Grassmann manifold II, Ann. Math. 125 (1987), 301-335.

[4] Q. Chi and Y. Zheng, Rigidity of pseudo-holomorphic curves of constant curvature in Grassmann manifolds, Trans. Amer. Math. Soc. 313 (1989), 393-406.

[5] G. R. Jensen, Higher order contact of submanifolds of homogeneous spaces, Lecture Notes in Math., Vol. 610, Springer-Verlag, Berlin, 1977.

[6] Zhen-Qi Li, Counterexamples to the conjecture on minimal in with constant Kaehler angle, manusc. math. 88 (1995), 417-431.

[7] Zhen-Qi Li, Holomorphic 2-spheres in Grassmann manifolds, Science in China (Series A) 41 (1998), 357-364.

[8] Zhen-Qi Li and Zhu-Huan Yu, Constant curved minimal 2-spheres in manusc. math. 100 (1999), 305-316.