@article {1810.04656, archivePrefix = {arXiv}, eprint = {1810.04656}, primaryClass = {hep-th}, author = {Daniel Elander and Anton F. Faedo and David Mateos and David Pravos and Javier G. Subils}, title = {Mass spectrum of gapped, non-confining theories with multi-scale dynamics}, year = {2018}, url = {http://arxiv.org/abs/1810.04656} }