Charles van den Heuvel, W. Boyd Rayward. Facing interfaces: Paul Otlet's visualizations of data integration. JASIS, 62(12):2313-2326, 2011. [doi]
@article{HeuvelR11,
title = {Facing interfaces: Paul Otlet's visualizations of data integration},
author = {Charles van den Heuvel and W. Boyd Rayward},
year = {2011},
doi = {10.1002/asi.21607},
url = {http://dx.doi.org/10.1002/asi.21607},
researchr = {https://researchr.org/publication/HeuvelR11},
cites = {0},
citedby = {0},
journal = {JASIS},
volume = {62},
number = {12},
pages = {2313-2326},
}