Grafmüller, Leontin K., Stephan Hankammer, Sarah Hönigsberg, and Hendrik Wache. 2018. “Developing Complex, Mass-Customized Products in SME Networks: Perspectives From Co-Creation, Solution Space Development, and Information System Design”. International Journal of Industrial Engineering and Management 9 (4):215-27. https://doi.org/10.24867/IJIEM-2018-4-215.