Applicability of Agile Methods for Dynamic Requirements in Smart PSS Development. - Stefan A. Wiesner; Jannicke Baalsrud Hauge; Paul Sonntag; Klaus-Dieter Thoben (APMS (1), 2019)

Industry 4.0: Adoption challenges and benefits for SMEs. - Tariq Masood; Paul Sonntag (Comput. Ind., 2020)