Timothy M. McPhillips Shawn Bowers Daniel Zinn Bertram Ludäscher Scientific workflow design for mere mortals. 541-551 2009 25 Future Generation Comp. Syst. 5 http://dx.doi.org/10.1016/j.future.2008.06.013 db/journals/fgcs/fgcs25.html#McPhillipsBZL09