Characteristics of nonverbal behavior
S.T. Lazarov, I. Tchappi, A. Grimminger, in: K.J. Rohlfing, K. Främling, S. Alpsancar, K. Thommes, B.Y. Lim (Eds.), Social Explainable AI, Springer, 2026, pp. 367–390.

Retrospective video recall for analyzing cognitive processes in naturalistic explanations
S.T. Lazarov, M. Schaffer, V. Gladow, H. Buschmeier, H.M. Buhl, A. Grimminger, (n.d.).

Acoustic detection of false positive backchannels of understanding in explanations
O. Türk, S.T. Lazarov, H. Buschmeier, P. Wagner, A. Grimminger, in: LingCologne 2025 – Book of Abstracts, 2025, p. 36.

MUNDEX Annotations
H. Buschmeier, A. Grimminger, P. Wagner, S.T. Lazarov, O. Türk, Y. Wang, MUNDEX Annotations, LibreCat University, 2025.

The reflection of interactional monitoring in the dynamics of verbal and nonverbal forms of explaining
S.T. Lazarov, The Reflection of Interactional Monitoring in the Dynamics of Verbal and Nonverbal Forms of Explaining, Universitätsbibliothek Paderborn, Paderborn, 2025.

Forms of Understanding for XAI-Explanations
H. Buschmeier, H.M. Buhl, F. Kern, A. Grimminger, H. Beierling, J.B. Fisher, A. Groß, I. Horwath, N. Klowait, S.T. Lazarov, M. Lenke, V. Lohmer, K. Rohlfing, I. Scharlau, A. Singh, L. Terfloth, A.-L. Vollmer, Y. Wang, A. Wilmes, B. Wrede, Cognitive Systems Research 94 (2025).

Variations in explainers’ gesture deixis in explanations related to the monitoring of explainees’ understanding
S.T. Lazarov, A. Grimminger, in: Proceedings of the Annual Meeting of the Cognitive Science Society, 2024.

Changes in the topical structure of explanations are related to explainees’ multimodal behaviour
S.T. Lazarov, K. Biermeier, A. Grimminger, Interaction Studies 25 (2024) 257–280.

Predictability of understanding in explanatory interactions based on multimodal cues
O. Türk, S.T. Lazarov, Y. Wang, H. Buschmeier, A. Grimminger, P. Wagner, in: Proceedings of the 26th ACM International Conference on Multimodal Interaction, San José, Costa Rica, 2024, pp. 449–458.

Approaches of Assessing Understanding Using Video-Recall Data
S.T. Lazarov, M. Schaffer, E.K. Ronoh, in: 2023.