No primary election shall be held for the nomination of candidates for the Council. Nominations for the office of Council member shall be made by petition signed by not less than 50 nor more than 100 electors of the City. Petitions shall be the standard forms for the nomination of individual nonpartisan candidates for such office. Group petitions shall not be used. Petitions shall be filed with the Board of Elections in accordance with the current laws of the State of Ohio. An elector may sign only as many petitions as there are Council members to be elected at the municipal election for which the nominations are made.