A GENERAL CHARACTERISTIC EQUATION FOR A DIFFUSION-CONTROLLED POSITIVE COLUMN OF CIRCULAR CROSS SECTION WITH ONE-STEP AND TWO-STEP IONIZATION PROCESSES L. Gerald RogoffJ. Phys. Colloques, 40 C7 (1979) C7-175-C7-176DOI: https://doi.org/10.1051/jphyscol:1979786
