1. Aksyonov, S.I., Bulychev, A.A., Grunina, T.Y., and Turovetskii, V.B., Biophysics, 1996, vol. 41, no. 4, p. 919.
2. Kornarzynski, K. and Pietruszewski, S., Int. Agrophys., 1999, vol. 13, no. 4, p. 457.
3. Seregina, M.T., Orlov, V.V., and Maslennikova, G.L., Effektivnost’ predposevnoi obrabotki semyan ovoshchnykh kul’tur i kormovykh korneplodov fizicheskimi faktorami (Efficiency of Presowing Treatment of Vegetable Seeds and Fodder Root Crops Using Physical Factors), Leningrad: Agrofizicheskii Nauchno-Issledovatel’skii Institut, 1988.
4. Pietruszewski, S. and Wojcik, S., Int. Agrophys., 2000, vol. 14, no. 1, p. 89.
5. Lyashchenko, A.K. and Likholat, T.V., II Mezhdunarodnyi Kongress “Slabye i sverkhslabye polya i izlucheniya v biologii i meditsine” (II International Congress “Weak and Ultraweak Fields and Radiation in Biology and Medicine”), St. Petersburg, 2000, p. 60.