Upon receipt of the certificate, certified copy of the proposed ordinance and petition, the Clerk shall certify the fact to the Council at its next regular meeting. If a regular election is to be held not more than ninety (90) days or less than forty (40) days after the receipt of the Clerk's certificate by the Council, Council shall cause such proposed ordinance to be submitted to a vote of the electors at such election. If no such election is to be held within the time aforesaid the Council may provide for submitting the proposed ordinance to the electors at a special election. If no other provision is made as to the time of submitting a proposed ordinance to a vote of the electors, it shall be submitted at the next election.