https://www.kommersant.ru/doc/3835790
Israel has gradually abandoned its neutrality on the Crimea issue amid a deterioration in relations with Russia
https://day.kyiv.ua/ru/blog/politika/zachem-letali-i-tratili-dengi
http://www.kasparov.ru/material.php?id=5C1AA41EC948B
https://www.rbc.ru/newspaper/2018/12/19/5c18cc639a794715d8683dee
https://www.vedomosti.ru/politics/articles/2018/12/18/789656-sssr
https://echo.msk.ru/blog/varlamov_i/2336629-echo/