{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"International Physics Olympiads - Book 1 (1967 - 1991)","author_name":"V. Simeonova, N. Nenov","thumbnail_url":"https://www.ebooknetworking.net/books/144/950/big144950728X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-144950728X.html\">International Physics Olympiads - Book 1 (1967 - 1991)</a>","width":400,"height":300}