Prakash Kolan, Ram Dantu. Socio-technical defense against voice spamming. TAAS, 2(1):2, 2007. [doi]
@article{KolanD07, title = {Socio-technical defense against voice spamming}, author = {Prakash Kolan and Ram Dantu}, year = {2007}, doi = {10.1145/1216895.1216897}, url = {http://doi.acm.org/10.1145/1216895.1216897}, researchr = {https://researchr.org/publication/KolanD07}, cites = {0}, citedby = {0}, journal = {TAAS}, volume = {2}, number = {1}, pages = {2}, }