TY  - RPRT
TI  - A direct-view goniolens.
AU  - F M Kapetansky
AU  - M A Johnstone
PY  - 1982
DO  - 10.1016/0002-9394(82)90421-4
UR  - https://pubmed.ncbi.nlm.nih.gov/7065097/
ID  - 7065097
ER  -