id	domain	url
issue-637	doi.org	https://doi.org/10.30525/2256-0742/2019-5-2-73-79
issue-637	www.worldbank.org	http://www.worldbank.org/en/news/press–release/2019/01/08/darkening–prospects
issue-637	jurliga.ligazakon.net	https://jurliga.ligazakon.net/analitycs/167198_operats–z–agentuvannya–morskikh
issue-637	www.fonasba.com	https://www.fonasba.com/fonasba-initiatives/fonasba-portprocedure-survey
issue-637	www.fonasba.com	https://www.fonasba.com/fonasba-initiatives/fonasba-quality-standard
issue-637	unctad.org	https://unctad.org/en/publicationslibrary/unctadstship13_ru.pdf