@article{articlea31cf00c,
title   = {Sigma theory and twisted conjugacy, II: Houghton groups and pure symmetric automorphism groups},
author = {Gonçalves, Daciberg Lima and Sankaran, Parameswaran},
year = {2016},
doi = {10.2140/pjm.2016.280.349},
journal   = {Pacific Journal of Mathematics}
}