1. Baird, D. and T. Faust: 1990, ?Scientific Instruments, Scientific Progress and the Cyclotron?,The British Journal for the Philosophy of Science 41, 147?75.
2. Bechtel, W.: 1990, ?Scientific Evidence: Creating and Evaluating Experimental Instruments and Research Techniques?, in A. Fine, M. Forbes and L. Wessels (eds.),PSA 1990, Vol. 1, Philosophy of Science Association, East Lansing, Michigan, pp. 559?72.
3. Bogen, J. and J. Woodward: 1992, ?Observations, Theories and the Evolution of the Human Spirit?,Philosophy of Science 59, 590?611.
4. Collins, H.: 1984, ?When Do Scientists Prefer To Vary Their Experiments??,Studies in History and Philosophy of Science 15, 169?74.
5. DeBoer, G. E.: 1991,A History of Ideas in Science Education, Teachers College Press, New York.