Gene Woolsey. The Fifth Column: The Diamond Pins, or 800, 000, 000 and Still Counting. Interfaces, 40(6):444-445, 2010. [doi]
@article{Woolsey10, title = {The Fifth Column: The Diamond Pins, or 800, 000, 000 and Still Counting}, author = {Gene Woolsey}, year = {2010}, doi = {10.1287/inte.1100.0496}, url = {http://dx.doi.org/10.1287/inte.1100.0496}, researchr = {https://researchr.org/publication/Woolsey10}, cites = {0}, citedby = {0}, journal = {Interfaces}, volume = {40}, number = {6}, pages = {444-445}, }