Presidents Petro Poroshenko of Ukraine and Dalia Grybauskaite of Lithuania are conducting negotiations in Kyiv on Monday.

"Negotiations between the presidents of Lithuania are going on. Poroshenko and Grybauskaite will chair the seventh session of the Council of Presidents," the Ukrainian president's spokesman Sviatoslav Tseholko said on Twitter.

The Ukrainian presidential press service earlier announced that the two presidents were scheduled to meet on Monday morning and the meeting would be followed by a meeting of the Council of Presidents and the ceremony in which Ukrainian-Lithuanian documents would be signed.

Poroshenko and Grybauskaite are also expected to meet with the media near the Ukrainian presidential administration.