id	domain	url
issue-471	doi.org	https://doi.org/10.30525/2256-0742/2018-4-4-6-13
issue-471	www.fao.org	http://www.fao.org/ecosystem-servicesbiodiversity/en
issue-471	www.biodiversity.ru	www.biodiversity.ru/programs/steppe/bulletin/step-2/step2-2.html
issue-471	www.cenn.ge	http://www.cenn.ge/electronic_library/biodiversity
issue-471	www.ukrstat.gov.ua	http://www.ukrstat.gov.ua
issue-471	interfax.com.ua	https://interfax.com.ua
issue-471	edclub.com.ua	http://edclub.com.ua/analityka/pozyciyi-ukrayiny-vreytyngu-ekologichnoyi-efektyvnosti-u-2018-roci
issue-471	www.ukrstat.gov.ua	http://www.ukrstat.gov.ua