TY - JOUR AU - P Lafarge AU - H Pothier AU - Edwin Williams AU - D Esteve AU - C Urbina AU - Michel Devoret C2 - Journal of Physics B-Atomic Molecular and Optical Physics DA - 1991-12-01 00:12:00 LA - en PB - Journal of Physics B-Atomic Molecular and Optical Physics PY - 1991 TI - Direct Observation of Macroscopic Charge Quantization ER -