@article{article327e1c49,
title   = {Finite-temperature degenerate perturbation theory for bosons in optical lattices},
author = {Sant'Ana, Felipe Taha and Pelster, Axel and Santos, Francisco Ednilson Alves do},
year = {2019},
doi = {10.1103/PhysRevA.100.043609},
journal   = {Physical Review A}
}