@misc{indiciae183cc1f73d75, title = {Flat histogram methods for quantum systems: algorithms to overcome tunneling problems and calculate the free energy.}, author = {Matthias Troyer and Stefan Wessel and Fabien Alet}, year = {2003}, doi = {10.1103/physrevlett.90.120201}, url = {https://pubmed.ncbi.nlm.nih.gov/12688855/}, note = {Source identifier: 12688855} }