@article{于航_593, author = {[于航, 董德明, 陶磊, 王宪恩, 于连生, 阎振元, 孔令锦, 于新]}, title = {步云山自然保护区生态功能价值研究}, publisher = {地理科学}, year = {2007}, journal = {地理科学}, volume = {27}, number = {4}, eid = {593}, pages = {593-596}, keywords = {涵养水源;生态价值;生态足迹}, doi = http://geoscien.neigae.ac.cn/CN/10.13249/j.cnki.sgs.2007.04.593 }