可视化

    甘肃中部4000年前环境变化与古文化变迁
    安成邦,冯兆东,唐领余,陈发虎
    Environmental Changes and Cultural Transition at 4 cal. ka BP in Central Gansu
    AN Chengbang, FENG Zhaodong, TANG Lingyu, CHEN Fahu
    地理学报 . 2003, (5): 743 -748 .  DOI: 10.11821/xb200305013