@phdthesis{haa04:concer.th,
author = {Harri Haanp{\"a}{\"a}},
month = {February},
note = {\url{http://lib.hut.fi/Diss/2004/isbn9512269422/}},
school = {Helsinki University of Technology},
title = {Constructing Certain Combinatorial Structures by Computational Methods},
type = {Electronic version of doctoral thesis},
year = {2004},
}