| 2009 |
| 4 | EE | Taxiarchis Botsis,
Johan Gustav Bellika,
Gunnar Hartvigsen:
New Directions in Electronic Disease Surveillance: Detection of Infectious Diseases during the Incubation Period.
eTELEMED 2009: 176-183 |
| 2008 |
| 3 | EE | Monika Alise Johansen,
Jeremiah Scholl,
Per Hasvold,
Gunnar Ellingsen,
Johan Gustav Bellika:
"Garbage in, garbage out": extracting disease surveillance data from epr systems in primary care.
CSCW 2008: 525-534 |
| 1998 |
| 2 | | Johan Gustav Bellika,
Gunnar Hartvigsen,
Roy Arild Widding:
Using User Models in Software Agents: The Virtual Secretary.
ICMAS 1998: 391-392 |
| 1 | | Johan Gustav Bellika,
Gunnar Hartvigsen,
Roy Arild Widding:
The Virtual Library Secretary - A User Model Based Software Agent.
Personal and Ubiquitous Computing 2(3): (1998) |