Forum 4.0: An Open-Source User Comment Analysis Framework. - Marlo Haering; Jakob Smedegaard Andersen; Chris Biemann; Wiebke Loosen; Benjamin Milde; Tim Pietz; Christian Stöcker; Gregor Wiedemann; Olaf Zukunft; Walid Maalej (EACL (System Demonstrations), 2021)

Unsupervised Topic Discovery in User Comments. - Christoph Stanik; Tim Pietz; Walid Maalej (RE, 2021)

Automated Detection of Typed Links in Issue Trackers. - Clara Marie Lüders; Tim Pietz; Walid Maalej (RE, 2022)

Understanding and Predicting Typed Links in Issue Tracking Systems. - Clara Marie Lüders; Abir Bouraffa; Tim Pietz; Walid Maalej (Software Engineering, 2023)

On understanding and predicting issue links. - Clara Marie Lüders; Tim Pietz; Walid Maalej (Requir. Eng., 2023)