@Article{	  SenizerguesW18arxiv,
  author	= "G{\'{e}}raud S{\'e}nizergues and Armin {Wei{\ss}}",
  title		= "The isomorphism problem for finite extensions of free
		  groups is in PSPACE",
  journal	= "ArXiv e-prints",
  archiveprefix	= "arXiv",
  eprint	= "1802.07085",
  primaryclass	= "math.GR",
  year		= "2018",
  adsurl	= "http://adsabs.harvard.edu/abs/2018arXiv180207085S",
  note		= "To appear: Proc.~ICALP 2018, Prague, Czech Republic, July
		  9-13, 2018"
}