2.5.0 spase://IUGONET/Person/Wu.Baoyuan 2011-02-14T02:21:46 Wu Baoyuan Beijin Ming Tombs Geomagnetic Observatory

Beijin Ming Tombs Geomagnetic Observatory, De Sheng Kou, Ming Tombs Town, Beijing 102213, CHINA

bmtchina@163bj.com contact person for BMT