TY - BOOK AU - Jin, Wenjing TI - A giant step, from milli- to micro-arcsecond astrometry : proceedings of the 248th symposium of the international Astronomical Union held in Shanghai, China, October 15-19, 2007 SN - 9780521874700 U1 - 522 JIN PY - 2008/// CY - Cambridge PB - Cambridge University Press KW - Astrometry - Congresses ER -