@misc{indiciae9dc0a54fc5b3, title = {Scalar optical transmittance function as a path integral: Formal derivation.}, author = {J Liares and C Gomez-Reino}, year = {1990}, doi = {10.1103/physreva.42.5723}, url = {https://pubmed.ncbi.nlm.nih.gov/9904717/}, note = {Source identifier: 9904717} }