Generation of Supersonic Plasma Flow by Means of Unipolar RF Discharges M. Novák, M. Sícha, V. Kapicka, L. Jastrabík, L. Soukup, Z. Hubicka, M. Klíma, P. Slavícek and A. Brablec J. Phys. IV France, 07 C4 (1997) C4-331-C4-339 DOI: 10.1051/jp4:1997427