@misc{cogprints1580,
volume = {2},
number = {1},
title = {Post-Gutenberg Galaxy: The Fourth Revolution in the Means of Production of Knowledge},
author = {Stevan Harnad},
year = {1991},
pages = {39--53},
journal = {Public-Access Computer Systems Review},
keywords = {knowledge, skywriting, scholarly publication, electronic journals, language evolution, online archiving, hypermail },
url = {http://cogprints.org/1580/},
abstract = {The 4th revolution after speech, writing and print, is skywriting (email, hypermail, web-based archiving).}
}