TY - GEN T1 - Measuring shadows :Kepler's optics of invisibility / AU - Chen-Morris, Raz, CN - QC380 ID - 788786 KW - Geometrical optics KW - Science, Renaissance. KW - Science SN - 9780271077338 (electronic bk.) SN - 0271077336 (electronic bk.) TI - Measuring shadows :Kepler's optics of invisibility / LK - https://univsouthin.idm.oclc.org/login?url=http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=1214939 UR - https://univsouthin.idm.oclc.org/login?url=http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=1214939 ER -