On almost constant-type manifolds

1. GRAY, A.: Nearly Kähler manifolds. J. Diff. Geometry4, (1970), 283–309.

   Google Scholar 

2. GRAY, A.: Curvature identities for hermitian and almost hermitian manifolds. Tôhoku Math. Journ.28 (1976), 601–612.

   Google Scholar 

3. KOBAYASHI, S. and NOMIZU, K.: Foundations of Differential Geometry. Vol. 1,2. Interscience Publ., New York (1963–1969).

   Google Scholar 

4. RIZZA, G. B.: On the bisectional curvature of an almost hermitian manifold. Tensor44 (1987), 178–183.

   Google Scholar 

5. RIZZA, G. B.: On a Bianchi-type identity for the almost hermitian manifolds. Atti Acc. Naz. Lincei Rend.82 (1988), 51–59.

   Google Scholar 

6. RIZZA, G. B.: Geometric meaning of some equalities concerning the curvature tensor. Riv. Mat. Univ. Parma14 (1988), 321–330.

   Google Scholar 

7. RIZZA, G. B.: On almost hermitian manifolds with constant holomorphic curvature at a point. Tensor50 (1991), 84–94.

   Google Scholar 

8. RIZZA, G. B.: On A. Gray manifolds. Rend. Sem. Mat. Messina1 (1991), 173–181.

   Google Scholar 

9. VANHECKE, L.: Almost hermitian manifolds with J-invariant Riemann curvature tensor. Rend. Sem. Mat. Univers. Politecn. Torino34 (1975–76), 487–498.

   Google Scholar 

10. VANHECKE, L. and BOUTEN, F.: Constant type for almost hermitian manifolds. Bull. Math. Soc. Sci. Math. R.S. de Roumanie20 (1976), 415–422.

    Google Scholar 

Download references