Marco Brambilla 0001Piero FraternaliCarmen VacaBPMN and Design Patterns for Engineering Social BPM Solutions.219-2302011Business Process Management Workshops (1)https://doi.org/10.1007/978-3-642-28108-2_22conf/bpm/2011w1db/conf/bpm/bpmw2011-1.html#BrambillaFV11