WASET
    Süha Yılmaz and  Emin Özyılmaz and  Melih Turgut,  On the Differential Geometry of the Curves in Minkowski Space-Time II.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2009, vol. 35(11). 1004 - 1006
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/2333.