GholiPour, Mojtaba, Vahdat Zad, Mohammad Ali, Oliua, Mohammad Saleh, Khademi Zareu, Hasan. Identify and Clustering Challenges of knowledge-based Enterprises using ANN and BPMS Approaches; Case study: Yazd KBEs.  Roshd -e- Fanavari. 2015;11(44):1-10. 10.7508/jstpi.2015.04.006