A. C. Amaro de Faria Jr and  A. M. Canone,  Solitons and Universes with Acceleration Driven by Bulk Particles.   journal   = {International Journal of Nuclear and Quantum Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2020, vol. 164(8). 191 - 195
    [viewed 05 May 2024]. Available from: https://publications.waset.org/pdf/10011369.