___

• M.D.Carmo, Differential Geometry of Curves and Surfaces, Prentice-Hall, New Jersey,1976.
• M.Bektas,M.Erg¨ut,D.Soylu,The Characterization of the Spherical Timelike Curves in 3-Dimensional Lorentzian Space, Bull. Malaysian Math. Soc., 21, 117-125, 1998.
• M.Petrovic-Torgasev, E.Sucurovic,Some Characterizations of The Lorentzian Spherical Timelike and Null Curves, Mat. Vesnik, 53, 21-27, 2001.
• N.Ayyildiz, A.C. C¨oken, A.Y¨ucesan, A Characterization of Dual Lorentzian Spherical Curves in The Dual Lorentzian Space, Taiwanese J. Math, 11(4), 999-1018, 2007.
• R.S. Milman, G.D. Parker, Elements of Differential Geometry, Prentice-Hall Inc., Englewood Clifs, New Jersey, 1977.
• T. Sasai, The Fundamental Theorem of Analytic Space Curves and Apparent Singularities of Fuchsian Differential Equations,Tohoku Math. Journ. 36, 17-24, 1984.
• U.Pekmen,S.Pasali, Some characterizations of Lorentzian Spherical Spacelike Curves, Math. Morav., 3, 33-37, 1999.
• Y. C.Wong, A global formulation of the condition for a curve to lie in a sphere, Monatsh.Math., 67, 363-365, 1963.
• Y.C.Wong, On an Explicit Characterization of Spherical Curves, Proc. Amer. Math. Soc., 34, 239-242, 1972.