TY  - RPRT
TI  - Navigation in hypertext through virtual environments.
AU  - P A Smith
AU  - J R Wilson
PY  - 1993
DO  - 10.1016/0003-6870(93)90462-i
UR  - https://pubmed.ncbi.nlm.nih.gov/15676923/
ID  - 15676923
ER  -