International Journal of Theoretical Physics
International Journal of Theoretical Physics > 2019 > 58 > 1 > 323-331
International Journal of Theoretical Physics > 2019 > 58 > 2 > 522-530
International Journal of Theoretical Physics > 2019 > 58 > 2 > 383-390
International Journal of Theoretical Physics > 2019 > 58 > 2 > 372-382
International Journal of Theoretical Physics > 2019 > 58 > 2 > 584-590
International Journal of Theoretical Physics > 2019 > 58 > 4 > 1350-1358
International Journal of Theoretical Physics > 2019 > 58 > 6 > 1999-2008