{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Analytical Theory of Biological Populations (The Springer Series on Demographic Methods and Population Analysis)","author_name":"Alfred J. Lotka","thumbnail_url":"https://www.ebooknetworking.net/books/030/645/big0306459272.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0306459272.html\">Analytical Theory of Biological Populations (The Springer Series on Demographic Methods and Population Analysis)</a>","width":400,"height":300}