@article{goodman2005stopping,
author = {Goodman, Joshua and Heckerman, David and Rounthwaite, Robert},
title = {Stopping Spam},
year = {2005},
month = {April},
abstract = {In 1978 the first spam e-mail—a plug from a marketing representative at Digital Equipment Corporation for the new Decsystem-20 computer—was dispatched to about 400 people on the Arpanet. Today junk correspondence in the form of unwanted commercial solicitations constitutes more than two thirds of all e-mail transmitted over the Internet, accounting for billions of messages every day.},
url = {http://approjects.co.za/?big=en-us/research/publication/stopping-spam/},
pages = {42-49},
journal = {Scientific American},
volume = {292},
}