Mauro Dragone David Lillis Conor Muldoon Richard Tynan Rem W. Collier Gregory M. P. O'Hare Dublin Bogtrotters: Agent Herders. 243-247 2008 ProMAS http://dx.doi.org/10.1007/978-3-642-03278-3_19 conf/promas/2008 db/conf/promas/promas2008.html#DragoneLMTCO08