| ertl2008supporting | Ertl, B., Kopp, B., & Mandl, H. (2008). Supporting learning using external representations. Computers \& Education. Elsevier. |
| ertl2006conceptual | Ertl, B., Fischer, F., & Mandl, H. (2006). Conceptual and socio-cognitive support for collaborative learning in videoconferencing environments. Computers \& Education. Elsevier. |
| weinberger2005facilitating | Weinberger, A., Reiserer, M., Ertl, B., Fischer, F., & Mandl, H. (2005). Facilitating collaborative knowledge construction in computer-mediated learning environments with cooperation scripts. Barriers and biases in computer-mediated knowledge communication. Springer. |
| fischer2006perspectives | Fischer, F., Kollar, I., Haake, J. M., & Mandl, H. (2006). Perspectives on Collaboration Scripts. |
| weinberger2007scripting | Weinberger, A., Stegmann, K., Fischer, F., & Mandl, H. (2007). Scripting argumentative knowledge construction in computer-supported learning environments. Scripting computer-supported collaborative learning. Springer. |
