Brent Heeringa. Improving Access to Organized Information. Ph.D. thesis, University of Massachusetts Amherst, 2006. [ bib ]
 
Brent Heeringa and Micah Adler. Optimal Website Design with the Constrained Subtree Selection Problem. tr 04-09, University of Massachusetts Amherst, 2004. [ bib ]
 
Brent Heeringa and Tim Oates. Incrementally Learning the Parameters of Stochastic Context-Free Grammars using Summary Statistics and Repeated Sampling. tr 01-21, University of Massachusetts Amherst, 2001. [ bib ]