Wolfram, S. (1991). Mathematica: A system for doing mathematics by computer (2nd ed.). Addison-Wesley.
Chicago-viite (17. p.)Wolfram, Stephen. Mathematica: A System for Doing Mathematics by Computer. 2nd ed. Redwood City, Calif: Addison-Wesley, 1991.
MLA-viite (9. p.)Wolfram, Stephen. Mathematica: A System for Doing Mathematics by Computer. 2nd ed. Addison-Wesley, 1991.
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