@article{67161, author = {G Pupillo and A Rey and Charles Clark and Carl Williams}, title = {Ultracold Atoms Confined in an Optical Lattice Plus Parabolic Potential: A Closed-Form Approach}, year = {2005}, number = {72}, month = {2005-09-22}, publisher = {Physical Review A (Atomic, Molecular and Optical Physics)}, language = {en}, }