TY - RPRT TI - Analytical comparison of geomagnetic total field between Sino-US stations AU - Zhijia Zhan AU - Fuxin Yao AU - M. Johnston AU - R. Mueller AU - Jintian Gao PY - 1992 DO - 10.1007/bf02651028 UR - https://pubs.usgs.gov/publication/70243225 ID - 70243225 ER -