References

1) Drake, S. "Galileo Gleanings XXII: Galileo's Experimental Confirmation of Horizontal Inertia: Unpublished manuscripts". Isis, Vol. 64. 1973. 291-305.

2) Drake, S., and J. MacLachlan. "Galileo's Discovery of the Parabolic Trajectory". Scientific American, Vol. 232, No. 3. 1975. 102-110.

3) Hall, A.R. Ballistics in the Seventeenth Century. Cambridge UP, Birmingham. 1952.

4) Hill, David K. "Dissecting Trajectories: Galileo's Early Experiments on Projectile Motion and the Law of Fall", Isis, Vol. 79. 1988. 646-668.

5) Hill, David K. "Galileo's Work on 116v: A New Analysis", Isis, Vol. 77. 1986. 283-291.

6) Koyre, Alexander. Galileo Studies, Humanities Press Inc., Atlantic Highlands. 1978.

7) Naylor, R. H. "Galileo's Early Experiments on Projectile Trajectories". Annals of Science, Vol. 40. 1983. 391-396.

8) Naylor, R. H. "Galileo's Theory of Projectile Motion", Isis, Vol. 71. 1980. 550-570. ÿ