@Article{MC-4-2,
author = {},
title = {目录},
journal = {数学文化},
year = {2013},
volume = {4},
number = {2},
pages = {2--2},
abstract = {},
issn = {2617-8656},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/mc/11631.html}
}