Fischer, H. E. et al. (1993): The Developement of Meaning During Physics Instruction.

Fischer, H. E. & Aufschnaiter, S. v. (1993). The Developement of Meaning During Physics Instruction.. Science Education, 77(2)r, 153–168.@article{vonaufschnaiterfischer1993, title={The Developement of Meaning During Physics Instruction.}, author={Hans E. Fischer and Stefan von Aufschnaiter}, year={1993}, journal={Science Education, 77(2)r}, pages={153--168} }