@Article{MC-6-0,
author = {},
title = {历史照片},
journal = {数学文化},
year = {2015},
volume = {6},
number = {2},
pages = {0--0},
abstract = {},
issn = {2617-8656},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/mc/11795.html}
}