1 |
D. E. Blair, Riemannian geometry of contact and symplectic manifolds, Second edition, Progress in Math. 203, Birkhauser, Boston, 2002.
|
2 |
S. Dragomir and D. Perrone, Levi harmonic maps of contact Riemannian manifolds, J. Geom. Anal. 24 (2014), no. 3, 1233-1275.
DOI
ScienceOn
|
3 |
A. Gray, Curvature identities for Hermitian and almost Hermitian manifolds, Tohoku Math. J. 28 (1976), no. 4, 601-612.
DOI
|
4 |
A. Gray and L. Hervella, The sixteen classes of almost Hermitian manifolds and their linear invariants, Ann. Mat. Pura Appl. 123 (1980), 35-58.
DOI
|
5 |
J. E. Jin, J. H. Park, and K. Sekigawa, Notes on some classes of 3-dimensional contact metric manifolds, Balkan J. Geom. Appl. 17 (2012), no. 2, 54-65.
|
6 |
J. H. Kim, J. H. Park, and K. Sekigawa, A generalization of contact metric manifolds, Balkan J. Geom. Appl. 19 (2014), no. 2, 94-105.
|
7 |
Z. Olszak, On contact metric manifold, Tohoku Math. J. 31 (1979), no. 2, 247-253.
DOI
|
8 |
D. Perrone, Remarks on Levi harmonicity of contact semi-Riemannian manifolds, J. Korean Math. Soc. 51 (2014), no. 5, 881-895.
DOI
ScienceOn
|
9 |
Y. Tashiro, On contact structure of hypersurfaces in complex manifolds. I, II, Tohoku Math. J. 15 (1963), 62-78; 167-175.
DOI
|