{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Important covariant curves and a complete system of invariants of the rational quartic curve.","author_name":"Michigan Historical Reprint Series","thumbnail_url":"https://www.ebooknetworking.net/books/141/817/big1418177253.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1418177253.html\">Important covariant curves and a complete system of invariants of the rational quartic curve.</a>","width":400,"height":300}