Tom Schofield. Null by Morse: historical optical communication to smartphones. In International Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 2013, Anaheim, CA, USA, July 21-25, 2013, Art Gallery. pages 344-352, ACM, 2013. [doi]
@inproceedings{Schofield13-0, title = {Null by Morse: historical optical communication to smartphones}, author = {Tom Schofield}, year = {2013}, doi = {10.1145/2503649.2503653}, url = {http://doi.acm.org/10.1145/2503649.2503653}, researchr = {https://researchr.org/publication/Schofield13-0}, cites = {0}, citedby = {0}, pages = {344-352}, booktitle = {International Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 2013, Anaheim, CA, USA, July 21-25, 2013, Art Gallery}, publisher = {ACM}, isbn = {978-1-4503-2337-6}, }