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Chiroptical properties:  * Eliel "Stereochemistry of organic compounds" (find appropriate ref)  * Barron's book \cite{Barron_2004} Rosenfeld's formulation \cite{Rosenfeld_1929}  * OR and ECD review by Pecul and Ruud \cite{Pecul_2005}  * Berova's book \cite{Berova_2011}  * Daniel's reviews \cite{Crawford_2005}, \cite{Crawford_2007}, \cite{Crawford_2012}