KvGR: A Graph-Based Interface for Explorative Sequential Question Answering on Heterogeneous Information Sources. - Hans Friedrich Witschel; Kaspar Riesen; Loris Grether (ECIR (1), 2020)

A Novel Data Set for Information Retrieval on the Basis of Subgraph Matching. - Kaspar Riesen; Hans Friedrich Witschel; Loris Grether (S+SSPR, 2020)

Natural Language-based User Guidance for Knowledge Graph Exploration: A User Study. - Hans Friedrich Witschel; Kaspar Riesen; Loris Grether (KDIR, 2021)

Studying Interaction Patterns for Knowledge Graph Exploration. - Loris Grether; Hans Friedrich Witschel (KDIR, 2022)