Pamela Samuelson. Do software copyrights protect what programs do?. Communications of the ACM, 55(3):27-29, 2012. [doi]
@article{Samuelson12,
title = {Do software copyrights protect what programs do?},
author = {Pamela Samuelson},
year = {2012},
doi = {10.1145/2093548.2093559},
url = {http://doi.acm.org/10.1145/2093548.2093559},
researchr = {https://researchr.org/publication/Samuelson12},
cites = {0},
citedby = {0},
journal = {Communications of the ACM},
volume = {55},
number = {3},
pages = {27-29},
}