Is Russia behind anti-fracking protests and ban in Bulgaria?

OilPrice.com: “Last month 166 members of the Bulgarian National Assembly’s 240 parliamentarians voted to impose an indefinite ban on shale gas exploration and extraction in Bulgaria using hydraulic fracturing or other similar technology. Now a hard-hitting editorial in the Trud newspaper by Ivan Sotirov entitled, “Russian Lobby Against Shale Gas,” accuses pro-Russian Bulgarian supporters of fomenting protests against shale gas operations in the country.”