Quorum requirements for a referendum to be valid

Republic of The Congo (Brazzaville)
Answer
Not specified by legislation
Source
No provision was found in this regard.
Constitution (2002)http://?democratie.?francophonie.?org/?article.?php3?id_?article=398&id_?rubrique=124
Electoral Code (24/11/2001)http://?www.?cesbc.?org/?congo/?Lois/?Loi%20?24-?2001.?pdf