TY - JOUR AU - K. Lykke AU - R. Mead AU - Carl Lineberger BT - Physical Review Letters DA - Jan-06-1984 DO - 10.1103/PhysRevLett.52.2221 PY - 1984 SP - 2221 EP - 2224 T2 - Physical Review Letters TI - Observation of Dipole-Bound States of Negative Ions VL - 52 SN - 0031-9007 ER -