Multilevel Dimensions of Consumer Relationships in the Healthcare Service Market M-L IRT vs. M-L SEM Approach. - Iga Rudawska; Adam Sagan (GfKl, 2006)

Dyadic Interactions in Service Encounter: Bayesian SEM Approach. - Adam Sagan; Magdalena Kowalska-Musial (GfKl, 2008)

Preferences Interdependence Among Family Members: Case III/APIM Approach. - Adam Sagan (ECDA, 2013)

Non-symmetrical Correspondence Analysis of Abbreviated Hard Laddering Interviews. - Eugene Kaciak; Adam Sagan (Algorithms from and for Nature and Life, 2013)

Latent Variables and Marketing Theory: The Paradigm Shift. - Adam Sagan (ECDA, 2014)

Attitudes Towards a Moodle-based E-Learning Platform: A User Segmentation Perspective. - Mariusz Grabowski; Adam Sagan (AMCIS, 2016)

Assessing the Success of the University Information System: A User Multi-group Perspective. - Mariusz Grabowski; Jan Madej; Adam Sagan (EMCIS, 2020)

SEM-Tree hybrid models in the preferences analysis of the members of Polish households. - Adam Sagan; Mariusz Lapczynski (Adv. Data Anal. Classif., 2020)

Item Response Theory Models for the Fuzzy TOPSIS in the Analysis of Survey Data. - Bartlomiej Jefmanski; Adam Sagan (Symmetry, 2021)

Identifying Success Factors for University Study-Oriented System Implementation. - Mariusz Grabowski; Jan Madej; Adam Sagan (AMCIS, 2022)

Item response theory network analysis of European universities. - Adam Sagan; Justyna Brzezinska; Aneta Rybicka; Miroslawa Sztemberg-Lewandowska; Marcin Pelka (Commun. Stat. Simul. Comput., 2023)

Information Security Success Perception: The Role of Response Cost. - Mariusz Grabowski; Robert Pajak; Adam Sagan (EMCIS (1), 2024)