1. B. I. Ioffe, Refractometric Methods in Chemistry [in Russian], Khimiya, Leningrad (1983).
2. V. M. Zolotarev, V. N. Morozov, and E. V. Smirnova, Optical Constants of Natural and Synthetic Media [in Russian], Khimiya, Leningrad (1984).
3. M. A. Bramson, É. I. Krasovskii, and B. V. Naumov, Ocean Refractometry [in Russian], Gidrometeoizdat, Moscow (1986).
4. M. V. Leikin et al., Reflection Refractometry [in Russian], Mashinostroenie, Leningrad (1983).
5. I. V. Skokov, Multibeam Interferometers in Measurement Engineering [in Russian], Mashinostroenie, Moscow (1988).