TY  - RPRT
TI  - Expressions for aberration coefficients using nonlinear transforms.
AU  - V Lakshminarayanan
AU  - S Varadharajan
PY  - 1997
DO  - 10.1097/00006324-199708000-00030
UR  - https://pubmed.ncbi.nlm.nih.gov/9323740/
ID  - 9323740
ER  -