| Reference |
B.L. Schram, A.J.H. Boerboom, M.J. van der Wiel, F.J. de Heer and J. Kistemaker: Ionization cross-section measurements for 0.6-20 keV electrons in atomic and molecular gases In: Proceedings of a Conference held in Paris, September 1964 /ed. W.L. Mead, Institute of Petroleum, 1966. - pp. 273-286 |
