1. Achimgaz, 2009. The Urengoy natural gas and condensate field 〈www.achimgaz.com〉.
2. Afanasiev, V., 2007. Total gets call from Russia. Upstream 2007-12-07.
3. Afanasiev, V., 2008a. Kumzhinskoye is back on the radar. Upstream 2008-02-22.
4. Afanasiev, V., 2008b. Shtokman gas quest. Upstream 2008-04-03.
5. Achimgaz begins drilling;Baidashin;Russian Petroleum Investor,2006