Constantin Z. Leshan,  Discontinuous Spacetime with Vacuum Holes as Explanation for Gravitation, Quantum Mechanics and Teleportation.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2016, vol. 120(12). 656 - 664
    [viewed 15 October 2019]. Available from: https://publications.waset.org/pdf/10006039.