{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Data Base Management: Theory and Applications: Proceedings of the NATO Advanced Study Institute held at Estoril, Portugal, June 1-14, 1981 (Nato Science Series C: (closed))","author_name":"","thumbnail_url":"https://www.ebooknetworking.net/books/902/771/big9027715165.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9027715165.html\">Data Base Management: Theory and Applications: Proceedings of the NATO Advanced Study Institute held at Estoril, Portugal, June 1-14, 1981 (Nato Science Series C: (closed))</a>","width":400,"height":300}