@techreport{KRR03,
 author = {K\"{u}hnemann, M. and Rauber, T. and R\"{u}nger, G.},
 title = {{Optimizing MPI Collective Communication by Orthogonal Structures}},
 series = {Chemnitzer Informatik-Berichte},
 institution = {TU Chemnitz},
 number = {CSR--03--03},
 year = {2003},
 issn = {0947-5125},
}