1 |
T. Adachi and S. Maeda, Some characterizations of quaternionic space forms, Proc. Japan Acad. Ser. A Math. Sci., 76(2000), 168-172.
DOI
|
2 |
C. S. Bagewadi and G. Ingalahalli, Ricci solitons in Lorentzian -Sasakian manifolds, Acta Math. Acad. Paedagog. Nyhazi., 28(1)(2012), 59-68.
|
3 |
C. Calin and M. Crasmareanu, From the Eisenhart problem to Ricci solitons in f-Kenmotsu manifolds, Bull. Malays. Math. Sci. Soc. (2), 33(3)(2010), 361-368.
|
4 |
S. Debnath and A. Bhattacharyya, Second order parallel tensor in Trans-Sasakian manifolds and connection with ricci soliton, Lobachevskii J. Math., 33(4)(2012), 312-316.
DOI
|
5 |
R. Deszcz, On pseudosymmetric spaces, Bull. Soc. Math. Belg. Ser. A, 44(1992), 1-34.
|
6 |
L. P. Eisenhart, Symmetric tensors of the second order whose first covariant derivatives are zero, Trans. Amer. Math, Soc., 25(2)(1923), 297-306.
DOI
|
7 |
R. S. Hamilton, The Ricci flow on surfaces, Mathematics and general relativity (Santa Cruz, CA, 1986), Contemp. Math., 71, Amer. Math. Soc., (1988), 237-262.
|
8 |
G. Ingalahalli and C. S. Bagewadi, Ricci solitons in -Sasakian manifolds, ISRN Geometry, (2012), Article ID 421384, 1-13.
|
9 |
S. Ishihara, Quaternion Kahlerian manifolds, J. Differential Geometry, 9(1974), 483-500.
DOI
|
10 |
H. Levy, Symmetric tensors of the second order whose covariant derivatives vanish, Ann. Math. (2), 27(2)(1925), 91-98.
DOI
|
11 |
R. Sharma, Second order parallel tensor in real and complex space forms, Internat. J. Math. Math. Sci., 12(4)(1989), 787-790.
DOI
|
12 |
Z. I. Szabo, Structure theorems on Riemannian spaces satisfying R(X; Y ) R = 0, J. Differential Geom., 17(1982), 531-582.
DOI
|
13 |
K. Yano and M. Kon, Structures on manifolds, Series In Pure Mathematics 3, World Scientific Publishing Co., Singapore, 1984.
|