Proceedings R. Kamel Wassef, M. El-Khishin, N.K. Gobran. . - International Conference on Low Cost Experiments and Demonstrartions in Physics Education (1987 : Cairo University).; El-Khishin, M.; Gobran, NK. (Giza, Egypt Physics Dep't. of Faculty of science, 1987)
Keywords: Physics -- Experiments -- Congresses; Physics -- Study and teaching -- Congresses