A METHOD OF ESTIMATING THE LEVEL OF COLLECTIVE ELECTRIC FIELD FLUCTUATIONS IN A NONTHERMAL PLASMA WITH A TWO-TEMPERATURE ELECTRON GAS G. Himmel et L. SowaJ. Phys. Colloques, 40 C7 (1979) C7-837-C7-838DOI: https://doi.org/10.1051/jphyscol:19797404