@PhdThesis{Ray:2003,
  author = 	 {Ray, Surajit},
  title = 	 {Distance-based Model-Selection with application to the 
Analysis of Gene Expression Data},
  school = 	 {Pennsylvania State University},
  year = 	 {2003},
  OPTkey = 	 {},
  OPTtype = 	 {},
   URL1 =  	 
{http://etda.libraries.psu.edu/theses/approved/WorldWideFiles/ETD-375/surajit\_thesis.pdf},
  OPTmonth = 	 {},
  OPTnote = 	 {},
  OPTannote = 	 {}
}