3Edward MacCurdy.The Notebooks of Leonardo da Vinci.Arranged and Rendered into English.London:Jonathan Cape Ltd,30 Bedford Square,1977.494,522,543,542,539. 被引量:1
4JurgenRenn,Peter Damerow,Simone Rieger,et al.Huting the White Elephant-when and how did Galileo discover the law of fall? Max Planck Institute for the History of Science,Preprint 97.1998. 被引量:1