This is reported by Censor.NET citing the president's official website.
The president urged the heads of state to extend sanctions against Russia due to its non-fulfillment of the Minsk agreements.
Another topic of the conversations was provision of the visa-free regime for Ukrainians.
Before that, the president had negotiations with the prime minister of Vietnam and the president of Finland. He also met with the newly elected president of Argentina, whom Poroshenko congratulated on taking office.