function readQuarterGeneralInfo(uint256 _quarterNumber)
        public
        view
        returns (
            uint256 _dgxDistributionDay,
            uint256 _dgxRewardsPoolLastQuarter,
            uint256 _sumRewardsFromBeginning
        )
    {
        _dgxDistributionDay = allQuartersInfo[_quarterNumber].dgxDistributionDay;
        _dgxRewardsPoolLastQuarter = allQuartersInfo[_quarterNumber].dgxRewardsPoolLastQuarter;
        _sumRewardsFromBeginning = allQuartersInfo[_quarterNumber].sumRewardsFromBeginning;
    }