1. Bierwisch, M.: 1969a, ‘On Certain Problems of Semantic Representations’, Foundations of Language S, 153–84.
2. Bierwisch, M.:1969b,’On Classifying Semantic Features’, in Semantics: An Interdisciplinary Reader in Philosophy, Linguistics, Psychology, and Anthropology (ed. by Jakobovits and Steinberg), The University of Illinois Press.
3. Carnap, R.: 1955, ‘Meaning and Synonymy in Natural Language’, Philosophical Studies
6, 33 - 47.
4. Chomsky, N.: 1965, Aspects of the Theory of Syntax, The M.I.T. Press, Cambridge, Mass.
5. Kamlah, W. and Lorenzen, P.: 1967, Logische Propädeutik, Vorschule des vernünftigen Redens, Bibliographisches Institut.