https://www.kommersant.ru/doc/4236012
http://www.ng.ru/cis/2020-01-28/5_7779_armenia.html
https://www.depo.ua/ukr/politics/pro-shcho-ne-domovilis-zelenskiy-i-putin-202001241100831
https://jamestown.org/program/ukraine-working-out-revisions-to-the-minsk-accords-part-two/
https://jamestown.org/program/ukraine-working-out-revisions-to-the-minsk-accords-part-one/
http://www.ng.ru/economics/2020-01-23/1_7776_export.html