1. S. Singer, The Nature of Ball Lightning (Plenum, New York, 1971; Mir, Moscow, 1973).
2. I. P. Stakhanov, The Physical Nature of Ball Lightning (Atomizdat, Moscow, 1979).
3. J. Barry, Ball Lightning and Bead Lightning (Plenum, New York, 1980; Mir, Moscow, 1983).
4. B. M. Smirnov, Problem of Ball Lightning (Nauka, Moscow, 1988).
5. A. I. Grigor’ev, Ball Lightning (Izd. Yaroslavsk. Gos. Univ., Yaroslavl’, 2010).