PUC of Texas v. Pedernales Elec. Co-Op. , 678 S.W.2d 214 ( 1984 )
Lopez v. PUBLIC UTILITY COM'N OF TEXAS , 816 S.W.2d 776 ( 1991 )
Southwestern Bell Telephone Co. v. Public Utility Commission , 1981 Tex. App. LEXIS 3616 ( 1981 )