Michael B. Spring. The Origin and Use of Copymarks in Electronic Publishing. Journal of Documentation, 45(2):110-123, 1989. [doi]
@article{Spring89,
title = {The Origin and Use of Copymarks in Electronic Publishing},
author = {Michael B. Spring},
year = {1989},
doi = {10.1108/eb026841},
url = {http://dx.doi.org/10.1108/eb026841},
researchr = {https://researchr.org/publication/Spring89},
cites = {0},
citedby = {0},
journal = {Journal of Documentation},
volume = {45},
number = {2},
pages = {110-123},
}