@article{成杭新,
title = {中国城市土壤化学元素的背景值与基准值},
author = {成杭新 and 李括 and 李敏 and 杨柯 and 刘飞 and 成晓梦 },
journal = {地学前缘},
volume = {},
pages = {265-306},
year = {2014},
}