Scale invariance and multifractal structure in transitional pipe flow R. M. Di Tommaso, F. Esposito, R. Laurenzana, E. Nino and C. Serio Europhys. Lett., 36 9 (1996) 669-674 Published online: 01 September 2002 DOI: 10.1209/epl/i1996-00106-9