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Ivanov AO, Wang Z, Holm C.Ivanov AO, et al.Phys Rev E Stat Nonlin Soft Matter Phys. 2004 Mar;69(3 Pt 1):031206. doi: 10.1103/PhysRevE.69.031206. Epub 2004 Mar 31.Phys Rev E Stat Nonlin Soft Matter Phys. 2004.PMID: 15089279