1. J. Böcker, Spektroskopie: Instrumentelle Analytik mit Atomund Molekülspektrometrie (Vogel, Würzburg 1997; Spektr, Moscow, 2009).
2. L. V. Vilkov and Yu. A. Pentin, Physical Methods of Research in Chemistry (Structure Methods and Optical Spectroscopy) (Vysshaya shkola, Moscow, 1987) [in Russian].
3. S. Slgurds, Applications of UV-Visible Derivative Spectrophotometry. Instruments of Work, http://www.chem.agilent.com/Library/applications/uv31.pdf .
4. I. M. Dubrovkin and V. G. Belikov, Derivative Spectrometry. Theory, Technique, Applications (Izd. Rostovskogo un-ta, Rostov-on-Don, 1988) [in Russian].
5. Yu. A. Pentin and G. M. Kuramshina, Principles of Molecular Spectroscopy (Mir, Moscow, 2008) [in Russian].