TY  - RPRT
TI  - Recommended coordinate systems for thin spherocylindrical lenses.
AU  - F C Deal
AU  - J Toop
PY  - 1993
DO  - 10.1097/00006324-199305000-00012
UR  - https://pubmed.ncbi.nlm.nih.gov/8515971/
ID  - 8515971
ER  -