A. Haji Gholam Saryazdi, A. Rajabzadeh Ghatari, A. Mashayekhi, and A. Hasanzadeh, “Developing a Comprehensive Framework for Crowd Funding Factors by Using the Hexagon Technique”, HighTech. Innov. J., vol. 2, no. 2, pp. 138–157, Jun. 2021.