@article{5464, author = {L. You and John Cooper}, title = {Quantum-classical correspondences for atomic operators: A doubled atomic-space approach}, year = {1994}, journal = {Physical Review A}, volume = {50}, pages = {5264-5273}, month = {Jan-12-1994}, issn = {1050-2947}, doi = {10.1103/PhysRevA.50.5264}, }