In case the parties have used the wrong term but mean the same thing, their common intention prevails ("falsa demonstratio non nocet").
Court DecisionsFrederick E. Rose (London) Ld. v. William H. Pim Jnr & Co Ld.,  QB at Page 450 et seq.
DoctrineBeech, Jonathan, Mistake over th terms of contract: A comparative analysis of England, France and Germany, in: The Student Journal of LawLüderitz, Alexander, Auslegung von Rechtsgeschäften, Karlsruhe 1966Treitel, Guenter, The Law of Contract (11. ed, 2003), p. 191 et seq.
Model LawsAmerican Restatement 2nd of the Law of Contracts