Robert R. Johnson The Relationship between Time and Information. [Citation Graph (0, 0)][DBLP] Selected Papers from the First and the Second European Workshop on Application and Theory of Petri Nets, 1981, pp:74-81 [Conf]
Robert R. Johnson Nardi and O'Day's information ecologies: using technology with heart. [Citation Graph (0, 0)][DBLP] ACM Journal of Computer Documentation, 2000, v:24, n:2, pp:78- [Journal]