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J. Borst, A.C. Van der Snee-Enkelaar and H.L.C. Meuzelaar, Typing of Neisseria gonorrhoeae by Pyrolysis Mass spectrometry, Antonie van Leeuwenhoek 44, (1978)
W.C. Turkenburg, R.G. Smeenk and F.W. Saris, Investigations of surface relaxation and surface composition of Ni(110) by medium energy ion scattering spectroscopy, Surf. Sci. 74, 181-200 (1978)