Heyden
N.R. Daly

Matsuo, T., Takahashi, N., Matsuda, H., & Boerboom, A. J. H. (1978). Application of quadrupole lenses to mass spectrometers. In N. R. Daly (Ed.), Proceedings of the 7th International Mass Spectrometry Conference held at Florence, 30 August to 3 September 1976 (pp. 851–854).