column
2021, 29(2): 365-374.
DOI: 10.13544/j.cnki.jeg.2021-0155
CSTR: 32088.14.JEG.20210155
2021, 29(2): 383-393.
DOI: 10.13544/j.cnki.jeg.2021-0133
CSTR: 32088.14.JEG.20210133
2021, 29(2): 478-485.
DOI: 10.13544/j.cnki.jeg.2021-0160
CSTR: 32088.14.JEG.20210160
2021, 29(2): 516-525.
DOI: 10.13544/j.cnki.jeg.2020-114
CSTR: 32088.14.JEG.2020114
2021, 29(2): 536-544.
DOI: 10.13544/j.cnki.jeg.2020-219
CSTR: 32088.14.JEG.2020219
2021, 29(2): 545-553.
DOI: 10.13544/j.cnki.jeg.2020-182
CSTR: 32088.14.JEG.2020182
2021, 29(2): 554-563.
DOI: 10.13544/j.cnki.jeg.2020-046
CSTR: 32088.14.JEG.2020046
2021, 29(2): 564-574.
DOI: 10.13544/j.cnki.jeg.2020-548
CSTR: 32088.14.JEG.2020548