@TechReport{GieslMiddeldorp02b, author = "J\"{u}rgen Giesl and Aart Middeldorp", title = "Innermost Termination of Context-Sensitive Rewriting", institution = "RWTH Aachen", year = "2002", number = "AIB-2002-04", month = feb, url = "http://aib.informatik.rwth-aachen.de/2002/2002-04.ps.gz" }