TY  - RPRT
TI  - Explicit and implicit horizons for simulated landing approaches.
AU  - G Lintern
AU  - Y T Liu
PY  - 1991
DO  - 10.1177/001872089103300403
UR  - https://pubmed.ncbi.nlm.nih.gov/1955202/
ID  - 1955202
ER  -