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Clagett, Marshall: The Science of Mechanics in the Middle Ages. Madison: 1959 see p. 653-658 |
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Wallace, William A.: «The Concept of Motion in the Sixteenth Century». In: Proceedings of the American Catholic Philosophical Association 41. (1967), 184-195 see p. 188-190 |
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Wallace, William A.: Prelude to Galileo. Essays on Medieval an Sixteenth-Century Sources of Galileo’s Thought. Dordrecht et.al.: 1981 |