%0 Generic %T De cometis rectè statuit Newtonus %U https://ezaccess.libraries.psu.edu/login?url=http://find.galegroup.com/ecco/infomark.do?contentSet=ECCOArticles&docType=ECCOArticles&bookId=1314304200&type=getFullCitation&tabID=T001&prodId=ECCO&docLevel=TEXT_GRAPHICS&version=1.0&source=library&userGroupName=psucic