F.W. Saris , W. F. van der Weg

Hurkmans, A, Overbosch, E. G, Kodera, K, & Los, J. H. (1976). Surface resonance ionization; total ionization cross-sections of alkali atoms impinging on a tungsten (110) surface. In F.W Saris & W. F van der Weg (Eds.), Atomic Collisions in Solids : Proceedings of the VIth International Conference on Atomic Collisions in Solids, Amsterdam, September 22-26, 1975 (pp. 453–458). North-Holland.