Julija Stecjuka Marite Kirikova Erika Asnina Fractal Modeling Approach for Supporting Business Process Flexibility. 98-110 2008 PoEM http://dx.doi.org/10.1007/978-3-540-89218-2_8 conf/ifip8-1/2008 db/conf/ifip8-1/poem2008.html#StecjukaKA08