Calabi E. Minimal immersions of surfaces in Euclidean spheres[J]. Journal of Differential Geometry, 1967, 1:111-125. DOI: 10.4310/jdg/1214427884 .
[2]
Bolton J, Jensen G R, Rigoli M, et al. On conformal minimal immersions of S2 into ℂP n [J]. Mathematische Annalen, 1988, 279: 599-620. DOI: 10.1007/BF01458531 .
[3]
Ohnita Y. Homogeneous harmonic maps into complex projective spaces[J]. Tokyo Journal of Mathematics, 1990, 13: 87-116. DOI: 10.3836/tjm/1270133006 .
[4]
Bahy-El-Dien A, Wood J C. The explicit construction of all harmonic two-spheres in quaternionic projective spaces[J]. Proceedings of the London Mathematical Society, 1991,(1): 202-224. DOI: 10.1112/plms/s3-62.1.202 .
[5]
He L, Jiao X X. Classification of conformal minimal immersions of constant curvature from S2 to H P2 [J]. Mathematische Annalen, 2014, 359(3): 663-694. DOI: 10.1007/s00208-014-1013-y .
[6]
Chen X D, Jiao X X. Conformal minimal surfaces immersed into H P n [J]. Annali di Matematica Pura ed Applicata, 2017, 196(6): 2063-2076. DOI:10.1007/s10231-017-0653-4 .
[7]
Gao Z J, Jiao X X. The geometry of conformal minimal surfaces in H P3 [J]. Journal of University of Chinese Academy of Sciences, 2019, 36(3): 299-310. DOI: 10.7523/j.issn.2095-6134.2019.03.002 .
[8]
Jiao X X, Cui H B. Construction of conformal minimal two-spheres in quaternionic projective spaces by twistor map[J]. The Journal of Geometric Analysis, 2021, 31(1): 888-912. DOI: 10.1007/s12220-019-00305-0 .
[9]
Zhang S T, Jiao X X. Minimal two-spheres with constant curvature in H P n [J]. Frontiers of Mathematics in China, 2021, 16(3): 901-923. DOI: 10.1007/s11464-021-0902-0 .
[10]
Jiao X X, Xu Y, Xin J L. Minimal two-spheres of constant curvature in a quaternion projective space[J]. Annali di Matematica Pura ed Applicata, 2022, 201(3): 1139-1155. DOI: 10.1007/s10231-021-01151-0 .
[11]
He Y J, Wang C P. Totally real minimal 2-spheres in quaternionic projective space [J]. Science in China Series A: Mathematics, 2005, 48(3): 341-349. DOI: 10.1360/03ys0295 .
[12]
Eells J, Sampson J H. Harmonic mappings of Riemannian manifolds[J]. American Journal of Mathematics, 1964, 86(1): 109. DOI: 10.2307/2373037 .
[13]
Eells J, Wood C. Harmonic maps from surfaces to complex projective spaces[J]. Advances in Mathematics, 1983, 49(3): 217-263. DOI: 10.1016/0001-8708(83)90062-2 .
[14]
Chern S S, Wolfson J G. Harmonic maps of the two-sphere into a complex Grassmann manifold II[J]. The Annals of Mathematics, 1987, 125(2): 301. DOI: 10.2307/1971312 .
[15]
Burstall F E, Wood J C. The construction of harmonic maps into complex Grassmannians[J]. Journal of Differential Geometry, 1986,23: 255-297. DOI: 10.4310/jdg/1214440115 .
[16]
Fei J, He L. Classification of homogeneous minimal immersions from S2 to ℍ P n [J]. Annali Di Matematica2017, 196(6):2213-2237. DOI: 10.1007/s10231-017-0661-4 .