{"version":"1.0","type":"link","title":"Barbara Keyfitz - Newikis","description":"Barbara Lee Keyfitz (* 7. November 1944 in Ottawa, Kanada) ist eine kanadisch-US-amerikanische Mathematikerin.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/8/88/Keyfitz.jpg","thumbnail_width":800,"thumbnail_height":556}