@Article{MC-12-1, author = {}, title = {目录}, journal = {数学文化}, year = {2021}, volume = {12}, number = {1}, pages = {2--2}, abstract = {}, issn = {2617-8656}, doi = {https://doi.org/2021-MC-18678}, url = {https://global-sci.com/article/89216/%E7%9B%AE%E5%BD%95} }