1. G. J. Lutz,Anal. Chem., 41 (1969) 424.
2. Ch. Engelmann, B. Fritz, J. Gosset, P. Graeff, M. Loeuillet, Proc. 2nd Conf. on Practical Aspects of Activation Analysis with Charged Particles, Liège, Belgium, Sep. 21–22, 1967, EUR 3896 d. e. f.
3. Ch. Engelmann, J. Gosset, M. Loeuillet, A. Marschal, P. Ossart, Modern Trends in Activation Analysis. (J. R. De Voe, Ed.), NBS Spec. Publ. 312, Vol. 2, 1969.
4. J. B. Marion, F. C. Young, Nuclear Reaction Analysis, North-Holland, Amsterdam, 1968.