Robert J. Hall. How to Avoid Unwanted Email. Communications of the ACM, 41(3):88-95, 1998.
@article{Hall98:3, title = {How to Avoid Unwanted Email}, author = {Robert J. Hall}, year = {1998}, researchr = {https://researchr.org/publication/Hall98%3A3}, cites = {0}, citedby = {0}, journal = {Communications of the ACM}, volume = {41}, number = {3}, pages = {88-95}, }