EN中文
A NEW APPROACH OF RECONSTRUCTING THE DRYNESS/WETNESS INDEX ERIES IN CHINA DURING HISTORICAL TIMES BY USING THE NUMBER OF DROUGHT/FLOOD COUNTIES
Zheng Jingyun, Zhang Peiyuan, Zhou Yufu
GEOGRAPHICAL RESEARCH . 1993, (3): 1 -9 .  DOI: 10.11821/yj1993030001