{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Tree Rings: Basics and Applications of Dendrochronology","author_name":"Fritz Hans Schweingruber","thumbnail_url":"https://www.ebooknetworking.net/books/079/230/big0792305590.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0792305590.html\">Tree Rings: Basics and Applications of Dendrochronology</a>","width":400,"height":300}