{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Passive mine water treatment: the correct approach? [An article from: Ecological Engineering]","author_name":"M. Kalin","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0RR/bigB000RR0QAA.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000RR0QAA.html\">Passive mine water treatment: the correct approach? [An article from: Ecological Engineering]</a>","width":400,"height":300}