1 |
S. I. Goldberg and K. Yano, Integrability of almost cosymplectic structures, Pacific J. Math. 31 (1969), 373-382. http://projecteuclid.org/euclid.pjm/1102977874
DOI
|
2 |
A. L. Besse, Einstein manifolds, reprint of the 1987 edition, Classics in Mathematics, Springer-Verlag, Berlin, 2008.
|
3 |
D. E. Blair, The theory of quasi-Sasakian structures, J. Differential Geometry 1 (1967), 331-345. http://projecteuclid.org/euclid.jdg/1214428097
|
4 |
D. E. Blair, Riemannian geometry of contact and symplectic manifolds, Progress in Mathematics, 203, Birkhauser Boston, Inc., Boston, MA, 2002. https://doi.org/10.1007/978-1-4757-3604-5
DOI
|
5 |
D. E. Blair, T. Koufogiorgos, and B. J. Papantoniou, Contact metric manifolds satisfying a nullity condition, Israel J. Math. 91 (1995), no. 1-3, 189-214. https://doi.org/10.1007/BF02761646
DOI
|
6 |
P. Dacko, On almost cosymplectic manifolds with the structure vector field ξ belonging to the k-nullity distribution, Balkan J. Geom. Appl. 5 (2000), no. 2, 47-60.
|
7 |
P. Dacko and Z. Olszak, On conformally flat almost cosymplectic manifolds with Kahlerian leaves, Rend. Sem. Mat. Univ. Politec. Torino 56 (1998), no. 1, 89-103 (2000).
|
8 |
D. Kar and P. Majhi, Almost coKahler manifolds satisfying Miao-Tam equation, J. Geom. 110 (2019), no. 1, Paper No. 4, 10 pp. https://doi.org/10.1007/s00022-018-0460-0
DOI
|
9 |
H. Li, Topology of co-symplectic/co-Kahler manifolds, Asian J. Math. 12 (2008), no. 4, 527-543. https://doi.org/10.4310/AJM.2008.v12.n4.a7
DOI
|
10 |
J. C. Marrero and E. Padron, New examples of compact cosymplectic solvmanifolds, Arch. Math. (Brno) 34 (1998), no. 3, 337-345.
|
11 |
U. C. De and A. Sardar, Classification of (k, µ)-almost co-Kahler manifolds with vanishing Bach tensor and divergence free Cotton tensor, Commun. Korean Math. Soc. 35 (2020), no. 4, 1245-1254. https://doi.org/10.4134/CKMS.c200091
DOI
|
12 |
A. Ghosh and D. S. Patra, The critical point equation and contact geometry, J. Geom. 108 (2017), no. 1, 185-194. https://doi.org/10.1007/s00022-016-0333-3
DOI
|
13 |
Y. Wang, Almost co-Kahler manifolds satisfying some symmetry conditions, Turkish J. Math. 40 (2016), no. 4, 740-752.
DOI
|
14 |
P. Miao and L.-F. Tam, Einstein and conformally flat critical metrics of the volume functional, Trans. Amer. Math. Soc. 363 (2011), no. 6, 2907-2937. https://doi.org/10.1090/S0002-9947-2011-05195-0
DOI
|
15 |
P. Miao and L.-F. Tam, On the volume functional of compact manifolds with boundary with constant scalar curvature, Calc. Var. Partial Differential Equations 36 (2009), no. 2, 141-171. https://doi.org/10.1007/s00526-008-0221-2
DOI
|
16 |
A. Ghosh and D. S. Patra, Certain almost Kenmotsu metrics satisfying the Miao-Tam equation, Publ. Math. Debrecen 93 (2018), no. 1-2, 107-123.
DOI
|
17 |
A. Sarkar and G. G. Biswas, Critical point equation on K-paracontact manifolds, Balkan J. Geom. Appl. 25 (2020), no. 1, 117-126.
|
18 |
D. E. Blair, Contact manifolds in Riemannian geometry, Lecture Notes in Mathematics, Vol. 509, Springer-Verlag, Berlin, 1976.
|
19 |
X. Chen, On almost f-cosymplectic manifolds satisfying the Miao-Tam equation, J. Geom. 111 (2020), no. 2, Paper No. 28, 12 pp. https://doi.org/10.1007/s00022-020-00542-7
DOI
|
20 |
U. C. De, P. Majhi, and Y. J. Suh, Semisymmetric properties of almost coKahler 3-manifolds, Bull. Korean Math. Soc. 56 (2019), no. 1, 219-228. https://doi.org/10.4134/BKMS.b180180
DOI
|
21 |
D. Kar and P. Majhi, Beta-almost Ricci solitons on almost coKahler manifolds, Korean J. Math. 27 (2019), no. 3, 691-705. https://doi.org/10.11568/kjm.2019.27.3.691
DOI
|
22 |
T. Mandal, Miao-Tam equation on normal almost contact metric manifolds, Differ. Geom. Dyn. Syst. 23 (2021), 135-143.
|
23 |
D. M. Naik, V. Venkatesha, and H. A. Kumara, Ricci solitons and certain related metrics on almost co-Kaehler manifolds, Zh. Mat. Fiz. Anal. Geom. 16 (2020), no. 4, 402-417.
DOI
|
24 |
Z. Olszak, On almost cosymplectic manifolds, Kodai Math. J. 4 (1981), no. 2, 239-250. http://projecteuclid.org/euclid.kmj/1138036371
DOI
|
25 |
D. S. Patra and A. Ghosh, Certain contact metrics satisfying the Miao-Tam critical condition, Ann. Polon. Math. 116 (2016), no. 3, 263-271. https://doi.org/10.4064/ap3704-11-2015
DOI
|
26 |
A. Barros and E. Ribeiro, Jr., Critical point equation on four-dimensional compact manifolds, Math. Nachr. 287 (2014), no. 14-15, 1618-1623. https://doi.org/10.1002/mana.201300149
DOI
|
27 |
Z. Olszak, Almost cosymplectic manifolds with Kahlerian leaves, Tensor (N.S.), 46 (1987), 117-124.
|
28 |
Y. Wang, A generalization of the Goldberg conjecture for coKahler manifolds, Mediterr. J. Math. 13 (2016), no. 5, 2679-2690. https://doi.org/10.1007/s00009-015-0646-8
DOI
|