Wissenspsychologie: Forschungsfragen, Anwendungsperspektiven, Bezüge zur Künstlichen Intelligenz. - Klaus Opwis; Hans Spada (GWAI, 1986)

The Constructive Process of Knowledge Acquisition: Student Modeling (Invited Paper). - Hans Spada; Michael Stumpf; Klaus Opwis (ICCAL, 1989)

Domain representation and student modelling in a microworld for elastic impacts. - Klaus Opwis; Michael Stumpf; Hans Spada (Informatics and Psychology Workshop, 1989)

Multiple Mental Representations of Information. - Hans Spada; Rolf Plötzner (Lessons from Learning, 1993)

Constructing Quantitative Problem Representations on the Basis of Qualitative Reasoning. - Rolf Ploetzner; Hans Spada (Interact. Learn. Environ., 1998)

Promoting the coordination of computer-mediated interdisciplinary collaboration. - Nikol Rummel; Hans Spada; Fabian Hermann; Franz Caspar; Katrin Schornstein (CSCL, 2002)

Nonverbal Signs in Virtual Environments. - Katrin Allmendinger; H. Troitzsch; Friedrich W. Hesse; Hans Spada (CSCL, 2003)

Instructional Support for Computer-Mediated Collaboration. - Nikol Rummel; Hans Spada; Franz Caspar; Jacques G. Ophoff; Katrin Schornstein (CSCL, 2003)

Cracking the Nut - But Which Nutcracker to Use? Diversity in Approaches to Analyzing Collaborative Processes in Technology-Supported Settings. - Nikol Rummel; Hans Spada; Cynthia Carter Ching; X. Christine Wang; Dan Suthers; Rainer Bromme; Regina Jucks; Anne Runde; Frank Fischer 001; Armin Weinberger; Heinz Mandl (ICLS, 2004)

A new method to assess the quality of collaborative process in CSCL. - Hans Spada; Anne Meier; Nikol Rummel; Sabine Hauser (CSCL, 2005)

Making a Difference - Exploiting the Full Potential of Instructionally Designed On-Screen Videos. - Anna Ertelt; Alexander Renkl; Hans Spada (ICLS, 2006)

Designing Instructional Support for Individual and Collaborative Demands on Net-based Problem-solving in Dyads. - Miriam Hansen; Hans Spada (ICLS, 2006)

Learning to Collaborate in a Computer-mediated Setting: Observing a Model Beats Learning from Being Scripted. - Nikol Rummel; Hans Spada; Sabine Hauser (ICLS, 2006)

Instructional support for individual and collaborative demands in two net-based communication settings. - Miriam Hansen; Hans Spada (CSCL, 2007)

Towards a flexible model for computer-based analysis and visualization of collaborative learning activities. - Andreas Harrer; Sam Zeini; Georgios Kahrimanis; Nikolaos M. Avouris; José Antonio Marcos; Alejandra Martínez-Monés; Anne Meier; Nikol Rummel; Hans Spada (CSCL, 2007)

How does net-based interdisciplinary collaboration change with growing domain expertise? - Nikol Rummel; Sabine Hauser; Hans Spada (CSCL, 2007)

Constructing new knowledge in collaboration: instructional support for improving information pooling and processing in groups. - Hans Spada; Anne Meier (CSCL, 2007)

Orchestrating learning activities on the social and the cognitive level to foster CSCL. - Armin Weinberger; Douglas B. Clark; Pierre Dillenbourg; Dejana Diziol; Victor D. Sampson; Karsten Stegmann; Nikol Rummel; Fabrice Hong; Hans Spada; Bruce M. McLaren; Taiga Brahm; Frank Fischer 001 (CSCL, 2007)

A rating scheme for assessing the quality of computer-supported collaboration processes. - Anne Meier; Hans Spada; Nikol Rummel (Int. J. Comput. Support. Collab. Learn., 2007)

Promoting the drawing of inferences in collaboration: insights from two experimental studies. - Anne Meier; Hans Spada (ICLS (2), 2008)

Using contrasting cases to relate collaborative processes and outcomes in CSCL. - Nikol Rummel; Cindy E. Hmelo-Silver; Armin Weinberger; Karsten Stegmann; Frank Fischer 001; Dejana Diziol; George Kahrimanis; Talia Guevara; Johannes Holz; Hans Spada; Georgios Fiotakis; Heisawn Jeong; et al. (ICLS (3), 2008)

New challenges in CSCL: towards adaptive script support. - Nikol Rummel; Armin Weinberger; Christof Wecker; Frank Fischer 001; Anne Meier; Eleni Voyiatzaki; Georgios Kahrimanis; Hans Spada; Nikolaos M. Avouris; Erin Walker; Kenneth R. Koedinger; Carolyn P. Rosé; et al. (ICLS (3), 2008)

Long-tail learning: a unique opportunity for CSCL? - Allan Collins; Gerhard Fischer; Brigid Barron; Chen-Chung Liu; Hans Spada (CSCL (2), 2009)

Procedural and conceptual knowledge acquisition in mathematics: where is collaboration helpful? - Dejana Diziol; Nikol Rummel; Hans Spada (CSCL (1), 2009)

Fostering collaborators' ability to draw inferences from distributed information: a training experiment. - Anne Meier; Hans Spada (CSCL (2), 2009)

Assessing Collaboration Quality in Synchronous CSCL Problem-Solving Activities: Adaptation and Empirical Evaluation of a Rating Scheme. - Georgios Kahrimanis; Anne Meier; Irene-Angelica Chounta; Eleni Voyiatzaki; Hans Spada; Nikol Rummel; Nikolaos M. Avouris (EC-TEL, 2009)

Learning to collaborate while being scripted or by observing a model. - Nikol Rummel; Hans Spada; Sabine Hauser (Int. J. Comput. Support. Collab. Learn., 2009)

Opinions on Future Research Themes for Technology-Enhanced Learning: A Delphi Study. - Christine Plesch; Malte Jansen; Anne Deiglmayr; Nikol Rummel; Hans Spada; Nina Heinze; Ulrike Cress (ICCE, 2010)

Learning in mathematics: effects of procedural and conceptual instruction on the quality of student interaction. - Dejana Diziol; Nikol Rummel; Hans Spada; Stephanie Haug (ICLS, 2010)

Of scripts, roles, positions, and models. - Hans Spada (Comput. Hum. Behav., 2010)

Emerging Tensions in the Future of Technology-Enhanced Learning: First Results of an International Delphi Study. - Celia Kaendler; Christine Plesch; Anne Deiglmayr; Dejana Mullins; Nikol Rummel; Hans Spada (CSCL, 2011)

Are two heads always better than one? Differential effects of collaboration on students' computer-supported learning in mathematics. - Dejana Mullins; Nikol Rummel; Hans Spada (Int. J. Comput. Support. Collab. Learn., 2011)

Scripted collaborative learning with the cognitive tutor algebra. - Nikol Rummel; Dejana Mullins; Hans Spada (Int. J. Comput. Support. Collab. Learn., 2012)

Influences Beyond Language: Comparing Spatial Referencing in Native French Speakers from Four Countries. - Lisa Hüther; Anne Bentz; Hans Spada; Andrea Bender; Sieghard Beller (CogSci, 2013)

Transferring CSCL Findings to Face-to-Face Teacher Practice. - Celia Kaendler; Michael Wiedmann; Nikol Rummel; Timo Leuders; Hans Spada (CSCL (2), 2013)

Identifying Areas of Tension in the field of technology-enhanced learning: Results of an international Delphi study. - Christine Plesch; Celia Kaendler; Nikol Rummel; Michael Wiedmann; Hans Spada (Comput. Educ., 2013)