Candidate for post of President of Ukraine Petro Poroshenko offers all presidential candidates to sign “Memorandum on fair election”.

According to an UNIAN correspondent, deputy chief of the central election HQ of Poroshenko Roman Zvarych said this at presentation of the central HQ and a program of the candidate.

According to his words, this memorandum should guarantee following the principles of fair and open political struggle and ensuring of transparent and democratic election.