@article{articled6864b87,
title   = {Delocalization and superfluidity of ultracold bosonic atoms in a ring lattice},
author = {Pinheiro, Fernanda and Piza, Antonio Fernando Ribeiro de Toledo},
year = {2013},
doi = {10.1088/0953-4075/46/20/205303},
journal   = {JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS}
}