Customer Service in Social Media: An Empirical Study of the Airline Industry. - Matthias Carnein; Leschek Homann; Heike Trautmann; Gottfried Vossen; Karsten Kraume (BTW (Workshops), 2017)

Towards Efficient and Informative Omni-Channel Customer Relationship Management. - Matthias Carnein; Markus Heuchert; Leschek Homann; Heike Trautmann; Gottfried Vossen; Jörg Becker 001; Karsten Kraume (ER Workshops, 2017)

A Generic Framework for Collaborative Filtering Based on Social Collective Recommendation. - Leschek Homann; Bernadetta Maleszka; Denis Mayr Lima Martins; Gottfried Vossen (ICCCI (1), 2018)

A Recommender System Based on Omni-Channel Customer Data. - Matthias Carnein; Leschek Homann; Heike Trautmann; Gottfried Vossen (CBI (1), 2019)

Enhancing Traditional Recommender Systems via Social Communities. - Leschek Homann; Denis Mayr Lima Martins; Gottfried Vossen; Karsten Kraume (Vietnam. J. Comput. Sci., 2019)

A Modular Diversity Based Reviewer Recommendation System. - Marcin Maleszka; Bernadetta Maleszka; Dariusz Król 001; Marcin Hernes; Denis Mayr Lima Martins; Leschek Homann; Gottfried Vossen (ACIIDS (Companion), 2020)

Benchmarking recommender systems - Leschek Homann (2021)