@article{10_4171_dm_959,
     author = {Robert D. Gray and Benjamin Steinberg},
     title = {Topological finiteness properties of monoids, {II:} {Special} monoids, one-relator monoids, amalgamated free products, and {HNN} extensions},
     journal = {Documenta mathematica},
     pages = {511--560},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {2024},
     doi = {10.4171/dm/959},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/959/}
}