column
2020, 57(3): 474-486.
DOI: 10.7544/issn1000-1239.2020.20190625
2020, 57(3): 487-512.
DOI: 10.7544/issn1000-1239.2020.20190626
2020, 57(3): 513-524.
DOI: 10.7544/issn1000-1239.2020.20190615
2020, 57(3): 525-541.
DOI: 10.7544/issn1000-1239.2020.20190624
2020, 57(3): 562-575.
DOI: 10.7544/issn1000-1239.2020.20190189
2020, 57(3): 576-589.
DOI: 10.7544/issn1000-1239.2020.20190159
2020, 57(3): 590-603.
DOI: 10.7544/issn1000-1239.2020.20190188
2020, 57(3): 604-615.
DOI: 10.7544/issn1000-1239.2020.20190256
2020, 57(3): 616-630.
DOI: 10.7544/issn1000-1239.2020.20190086
2020, 57(3): 631-638.
DOI: 10.7544/issn1000-1239.2020.20180846
2020, 57(3): 639-648.
DOI: 10.7544/issn1000-1239.2020.20190588
2020, 57(3): 649-659.
DOI: 10.7544/issn1000-1239.2020.20180799
2020, 57(3): 660-667.
DOI: 10.7544/issn1000-1239.2020.20190074