@techreport{Annual01,
author = {Kimmo {Varpaaniemi, editor}},
institution = {Teknillinen korkeakoulu, Tietojenk{\"{a}}sittelyteorian laboratorio (Helsinki University of Technology, Laboratory for Theoretical Computer Science), Espoo, Finland},
month = {April},
title = {{A}nnual Report for the Year 2001},
year = {2002},
}