Organization for Security and Cooperation in Europe Chairperson-in-Office and Swiss President Didier Burkhalter has said that the implementation of the OSCE Roadmap for Ukraine is already underway, the OSCE said in a report published on its Web site.

"Encouraged by the positive feedback, the OSCE has already begun the implementation of the Roadmap, Burkhalter said," according to the report.

"He received positive responses by Ukraine, the Russian Federation, the U.S. and the EU, Burkhalter confirmed this today," it said.

The OSCE has noted that its Roadmap "is centered around the four building blocks of restraint from violence, disarmament, national dialogue, and elections" to be held in Ukraine on May 25.