The Galileo Project | Science | Atomism http://galileo.rice.edu/sci/theories/atomism.html
O’Malley, The Controversy over the Comets of 1618, (Philadelphia: University of Pennsylvania
O’Malley, The Controversy over the Comets of 1618, (Philadelphia: University of Pennsylvania
O’Malley, The Controversy on the Comets of 1618 (Philadelphia: University of Pennsylvania
Philadelphia: University of Pennsylvania Press,1960. Dreyer, J. L. E.