G. M. Steentjes

Production and certification of secondary enzyme reference materials (ERMs). Part 1: Preparation of the sera and some of their properties.

E. Schmidt, R. Klauke, J. C. Koedam, 1986, Clinical chemistry.

Production and certification of secondary enzyme reference materials (ERMs). Part 2: The need for meaningful protocols that assure photometric accuracy and a well-defined process for value assignment.

J. C. Koedam, J. Terlingen, H. V. van Dreumel, 1986, Clinical chemistry.

Different selves, different values: effects of self-construals on value activation and use

David Trafimow, Rob W. Holland, Bas Verplanken, 2009 .