Yrjö Engeström. Expansive Visibilization of Work: An Activity-Theoretical Perspective. Computer Supported Cooperative Work, 8(1-2):63-93, 1999.
@article{Engestrom99, title = {Expansive Visibilization of Work: An Activity-Theoretical Perspective}, author = {Yrjö Engeström}, year = {1999}, researchr = {https://researchr.org/publication/Engestrom99}, cites = {0}, citedby = {0}, journal = {Computer Supported Cooperative Work}, volume = {8}, number = {1-2}, pages = {63-93}, }