| Title | The Princeton encyclopedia of classical sites |
| Publication Type | Book |
| Year of Publication | 2017 |
| Authors | Stillwell R |
| Volume | 4916 |
| Publisher | Princeton University Press |
| Keywords | Hierapolis, Plutonium |
| URL | http://www.perseus.tufts.edu/hopper/text?doc=Perseus:text:1999.04.0006:entry=Acharaca |
