Egypt's opposition National Salvation Front has accused the governing Moslem Brotherhood of trying to rig today's referendum on a new constitution, The Voice of Russia reported.
It has spoken about hundreds of irregularities in the vote, including ballot stuffing, the use of unstable ink for marking ballot papers, the emergence of uncertified ballot papers and the presence of the names of dead people in voter lists.
This Saturday was the first day of the referendum. The closing second day will be next Saturday.
Egypt referendum under opposition criticism
Observers deployed by Egypt's opposition National Salvation Front have reported what they described as 67 serious irregularities committed during the first two hours of the opening day Saturday of the referendum on a new constitution.
The alleged violations included ballot stuffing and the use of unstable ink for ballot marking.
The referendum is to be held in two stages. Stage Two is to take place in a week from now.