TY  - RPRT
TI  - Eigenmode expansions using biorthogonal functions: complex-valued Hermite-Gaussians: comment.
AU  - S R Seshadri
PY  - 2006
DO  - 10.1364/josaa.23.001523
UR  - https://pubmed.ncbi.nlm.nih.gov/16715172/
ID  - 16715172
ER  -