Peter J. Denning. Ubiquity symposium 'What is computation?': Opening statement. Ubiquity, 2010(November):1, 2010. [doi]
@article{Denning10b,
title = {Ubiquity symposium 'What is computation?': Opening statement},
author = {Peter J. Denning},
year = {2010},
doi = {10.1145/1880066.1880067},
url = {http://doi.acm.org/10.1145/1880066.1880067},
researchr = {https://researchr.org/publication/Denning10b},
cites = {0},
citedby = {0},
journal = {Ubiquity},
volume = {2010},
number = {November},
pages = {1},
}