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2. C. G. Hempel, “The Theoretician’s Dilemma: A Study in the Logic of Theory Construction,” in: C. G. Hempel, Aspects of Scientific Explanation, New York: The Free Press, 1965, pp. 173–228.
3. J. English, “Partial Interpretation and Meaning Change,” The Journal of Philosophy 75 (1978): 57–76.
4. M. Katz, “Real-Valued Models with Metric Equality and Uniformly Continuous Predicates,” Journal of Symbolic Logic 47 (1982): 772–792.
5. M. Katz, “The Logic of Approximation in Quantum Theory,” Journal of Philosophical Logic 11 (1982): 215–228.