• Development of radial velocity component in accelerating start-up pipe flowAnnus, Ivar; Koppel, TiitEuropean journal of mechanics B. Fluids2015 / p. 48-54 : ill https://doi.org/10.1016/j.euromechflu.2015.04.001 https://www.scopus.com/sourceid/13878 https://www.scopus.com/record/display.uri?eid=2-s2.0-84928963635&origin=inward&txGid=ad0e04c9486cd20e50c85e956b081635 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EUR%20J%20MECH%20B-FLUID&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000358968500005
• Transition to turbulence in accelerating pipe flowAnnus, Ivar; Koppel, TiitJournal of fluids engineering2011 / [7] p. : ill