TY - RPRT TI - Astrometry of millijansky sources using a phase reference VLBI technique AU - Lestrade, Jean-Francois AU - Rogers, Alan E. E. AU - Niell, Arthur E. AU - Preston, Robert A. PY - 1988 UR - https://ntrs.nasa.gov/citations/19890026380 ID - 19890026380 ER -