{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Problems of Calibration of Absolute Magnitudes and Temperature of Stars (International Astronomical Union Symposia)","author_name":"Bengt E. Westerlund International Astronomical Union,B. Hauck,","thumbnail_url":"https://www.ebooknetworking.net/books/902/770/big9027703655.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9027703655.html\">Problems of Calibration of Absolute Magnitudes and Temperature of Stars (International Astronomical Union Symposia)</a>","width":400,"height":300}