[1] A. Akbar, Some results on almost C(λ)-manifolds, Int. J. Math. Sci. Engin. Appl. 7(1) (2013) 255–260.
[2] A. Akbar and A. Sarkar, On the conharmonic and concircular curvature tensors of almost C(λ)-manifolds, Int.
J. Adv. Math. Sci. 1(3) (2013) 134–138.
[3] A. Akbar and A. Sarkar, Almost C(λ)-manifolds admitting Wz curvature tensor, J. Rajashtan Acad. Phys. Sci.
13(1) (2014) 31–38.
[4] S.R. Ashoka, C.S. Bagewadi and G. Ingalahalli, Curvature tensor of almost C(λ)-manifolds, Malaya J. Mat. 2(1)
(2014) 10–15.
[5] S.R. Ashoka, C.S. Bagewadi and G. Ingalahalli, A study on ricci solitons in almost C(λ)-manifolds, Sohag J.
Math. 3(2) (2016) 83–88.
[6] M. At¸ceken and U. Yildirim, On an almost C(λ) manifold satisfying certain conditions on the concircular curvature tensor, Pure Appl. Math. J. 4 (1-2) (2015) 31–34.
[7] M. At¸ceken and U. Yildirim, Almost Cla manifolds satisfying certain curvature conditions, Adv. Stud. Contemp.
Math. 26(3) (2016) 567–578.
[8] D. E. Blair, Contact Manifolds in Riemannian Geometry, Lecture Notes in Mathematics, Springer-Verlag, 1976.
[9] V.V. Chaturvedi and B.K. Gupta, C-Bochner curvature tensor on almost C(λ) manifolds, Palestine J. Math. 8(2)
(2019) 258–265.
[10] D. Janssen and L. Vanhecke, Almost contact structure sand curvature tensors, Kodai Math. J. 4 (1981) 1–27.
[11] S. V. Kharitonova, Almost C(λ)-manifolds, Founda. Mat. 16(2) (2010) 139–146.
[12] V.F. Kirichenko, Methods of generalized Hermitian geometry in the theory of almost contact manifolds, J. Soviet
Math. 42(5) (1988) 1885–1919.
[13] V.F. Kirichenko, and A.R. Rustanov, Differential geometry of quasi-Sasakian manifolds, Sbornik Math. 193(8)
(2002) 1173–1201.
[14] V.F. Kirichenko, Differential-Geometric Structures on Manifolds, Odessa, 2013.
[15] Z. Olszak and R. Rosca, Normal locally confomal almost cosymplectic manifolds, Pub. Math. Debrecen 39(3-4)
(1991) 315–323.
[16] A.R. Rustanov, S.V. Kharitonova and O.N. Kazakova, About two classes of almost C(λ) manifolds, Bull. Orenburg
State Univ. 178(3) (2015) 228–231.
[17] A.R. Rustanov, E.A. Polkina and S.V. Kharitonova, Identities of the Riemannian curvature tensor of almost SS
manifolds, News of Universities, North Caucasus region, Natural Sciences. In the press, 2021.
[18] A. R. Rustanov, E. A. Polkina and S. V. Kharitonova, On some aspects of the geometry of almost C(λ) manifolds,
Bull. Higher Educ. Instit. North Caucasus Region. Natural Sci. 2020(3) (2020) 19–24.
[19] N.S. Sinyukov, Geodesic Mappings of Riemannian Spaces, Nauka , 1979.