https://doi.org/10.31063/2073-6517/2020.17-3.1
https://doi.org/10.31063/2073-6517/2020.17-3.2
https://doi.org/10.31063/2073-6517/2020.17-3.3
https://doi.org/10.31063/2073-6517/2020.17-3.4
https://doi.org/10.31063/2073-6517/2020.17-3.5
https://doi.org/10.31063/2073-6517/2020.17-3.6
https://doi.org/10.31063/2073-6517/2020.17-3.7
https://doi.org/10.31063/2073-6517/2020.17-3.8
https://doi.org/10.31063/2073-6517/2020.17-3.9
https://doi.org/10.31063/2073-6517/2020.17-3.10
https://doi.org/10.31063/2073-6517/2020.17-3.12
https://doi.org/10.31063/2073-6517/2020.17-3.13
https://doi.org/10.31063/2073-6517/2020.17-3.14
https://doi.org/10.31063/2073-6517/2020.17-3.15
https://doi.org/10.31063/2073-6517/2020.17-3.16
https://doi.org/10.31063/2073-6517/2020.17-3.17
https://doi.org/10.31063/2073-6517/2020.17-3.18