2(27)2019
In this Number
(6 papers)
DOI: https://doi.org/10.23939/jgd2019.02.005
5-15
DOI: https://doi.org/10.23939/jgd2019.02.016
16-23
DOI: https://doi.org/10.23939/jgd2019.02.024
24-38
DOI: https://doi.org/10.23939/jgd2019.02.039
39-47
DOI: https://doi.org/10.23939/jgd2019.02.048
48-53