Jakob Nielsen. International Conference on Fifth Generation computer systems 1988. ACM SIGCHI Bull., 21(1):68-71, 1989. [doi]
@article{Nielsen89a, title = {International Conference on Fifth Generation computer systems 1988}, author = {Jakob Nielsen}, year = {1989}, doi = {10.1145/67880.67889}, url = {https://doi.org/10.1145/67880.67889}, researchr = {https://researchr.org/publication/Nielsen89a}, cites = {0}, citedby = {0}, journal = {ACM SIGCHI Bull.}, volume = {21}, number = {1}, pages = {68-71}, }