Attached files
file | filename |
---|---|
EX-5.A - EX-5.A - PUBLIC SERVICE CO OF OKLAHOMA | pso08-20218kex5a.htm |
EX-4.A - EX-4.A - PUBLIC SERVICE CO OF OKLAHOMA | pso08-20218kex4a.htm |
EX-1.A - EX-1.A - PUBLIC SERVICE CO OF OKLAHOMA | pso08-20218kex1a.htm |
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