Não informado. (1985). Communications in Applied Numerical Methods. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Não informado. Communications in Applied Numerical Methods. Chichester, Inglaterra: John Wiley & Sons, 1985.
Lua MLA (8ú heag.)Não informado. Communications in Applied Numerical Methods. John Wiley & Sons, 1985.
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