Hierarchical Distance and Idea Evaluation in Enterprise Crowdfunding. - Michael A. Zaggl; Tim G. Schweisfurth; Claus Schöttl; Christina Raasch (ICIS, 2018)

The Dynamics of Openness and the Role of User Communities: A Case Study in the Ecosystem of Open Source Gaming Handhelds. - Michael A. Zaggl; Tim G. Schweisfurth; Cornelius Herstatt (IEEE Trans. Engineering Management, 2020)