1. V. Dudnikov, “Surface-plasma method of negative ion production,” Doctor thesis, INP, Novosibirsk, 1977.
2. 20 years of cesium catalysis for negative ion production in gas discharges (invited)
3. Thirty years of surface plasma sources for efficient negative ion production
4. Yu. I. Belchenko, G. I. Dimov, and V. G. Dudnikov, Proc. of the Symposium on the Production and Neutralization of Negative Hydrogen Ions and Beams, BNL Report No. 50727, 1977, p. 79.
5. New Developments with H− Sources