1. Asanov, G. (2006). Finsleroid-Finsler space and spray coefficients. preprint,. Retrieved from arXiv:math/0604526
2. Bao, D. (2007). On two curvature-driven problems in Finsler geometry. Adv. Study Pure Math, 48, 19-71.
3. Bryant, R. (1996). Finsler structures on the 2-sphere satisfying K = 1, in:Finsler Geometry. Contemporary Mathematics (American Mathematical Society, Providence), 196, 27-42.
4. Bryant, R. (1997). Projectively flat Finsler 2-Spheres of constant flag curvature. Selecta Math. (N.S.), 3, 161-204.
5. Bryant, R. (2002). Some remarks on Finsler manifolds with constant flag curvature. Houston J. Math., 28(2), 221-262.
6. Randers, G. (1941). On an asymmetric metric in the four-space of general relativity. Phys. Rev, 59, 195-199.
7. Shen, Z. (2001). Differential Geometry of Spray and Finsler Spaces. (Kluwer Academic Publishers.
8. Shen, Z. (2009). On a class of Landsberg metrics in Finsler geometry. Canad. J. Math., 61(6), 1357-1374.
9. Yu, C., & Zhu, H. (2011). On a new class of Finsler metrics. Diff. Geom. Appl., 29, 244-254.
10. Zhu, H. (2015). On general -metrics with isotropic Berwald curvature. arXiv:1506.01777.
11. Zohrehvand, H., & Maleki, M. (2016). On general (α,β)-metrics of Landsberg type. International Journal of Geometric Methods in Modern Physics, 13, 1650085.
12. Zou, Y., & Cheng, X. (2014). The generalized unicorn problem on -metrics. Journal of Mathematical Analysis and Applications, 414, 574-589.
13. Zhou, S., & Li, B. (2017). On Landsberg general -metrics with a conformal 1-form, preprint, arXiv:1706.00533v1.