Headline: The geopolitics of the Gregorian calendarLink: http://businessmirror.com.ph/index.php/en/features/global-eye/25348-the-geopolit…Publication Date: Monday, January 6, 2014Primary Source: Business MirrorType: new media postFormat: New MediaNature of Mention: citedScholar: Hanke, Steve H.Research Area: Government and PoliticsSubjects: the Gregorian calendar