Adámek, J., Stöckel, J., Hron, M., Ryszawy, J., Tichý, M., Schrittwieser, R., Ionita, C., Balan, P., Martines, E., Van Oost, G. Direct plasma potential measurements by a novel probe. In: Proceedings of the 31th EPS Conference on Controlled Fusion and Plasma Physics. London, 2004, s. 514-515. Available: http://eps2004.clf.rl.ac.uk/pdf/P5_120.pdf