Transnistrian leader Igor Smirnov invited by an official letter Prime Minister Vlad Filat to Tiraspol to discuss matters of utmost importance in the process of regulating the relations between Moldova and Transnistria, Info-Prim Neo reports, quoting the Transnistrian foreign ministry’s website. The letter was handed over to Deputy Prime Minister Eugen Carpov by Vladimir Yastrebcheak, Transnistria’s representative to the negotiations, during the consultations on the Transnistrian dispute held in Vienna. The last time, Vlad Filat met Igor Smirnov during a football match last August.