TY - GEN AU - Ostro,S J AU - Chandler,J F AU - Hine,A A AU - Rosema,K D AU - Shapiro,I I AU - Yeomans,D K TI - Radar Image of Asteroid 1989 PB SN - 0036-8075 PY - 2010///0702 N1 - Publication Type: Journal Article UR - https://doi.org/10.1126/science.248.4962.1523 ER -