American Can Company v. Citrus Feed Co. , 436 F.2d 1125 ( 1971 )
Petroleum Wholesale, Inc. v. Marshall , 1988 Tex. App. LEXIS 1497 ( 1988 )
NCNB Texas National Bank v. Coker , 32 Tex. Sup. Ct. J. 229 ( 1989 )