@article{张真真_709, author = {[张真真, 林振山, 杜建丽, 刘会玉]}, title = {树轮资料(1511~1954)太阳活动的多尺度分析——EMD方法的应用}, publisher = {地理科学}, year = {2009}, journal = {地理科学}, volume = {29}, number = {5}, eid = {709}, pages = {709-714}, keywords = {树轮#sup#14#/sup# C;EMD;准波动周期;太阳活动极小期;趋势}, doi = http://geoscien.neigae.ac.cn/CN/10.13249/j.cnki.sgs.2009.05.709 }