We need a more constructive approach in CIS to the question is, Should discuss this at the meeting of heads of the CIS in the Russian capital, said on the last working day of the week the head of Belarus Alexander Lukashenko. "I already said that for us, Ukraine is very important. We Need to be constructive in this matter. Such a festive day, but this issue Should also be discussed, at least briefly touch upon, " said the Belarusian leader, speaking at the informal CIS summit in the Russian capital.