Evariste Norbert Boj and  Jan Schee,  Effect of the Tidal Charge Parameter on Temperature Anisotropies of the Cosmic Microwave Background Radiation.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2022, vol. 189(9). 81 - 85
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10012700.