"Modelos econométricos." . . . . . . . "Mathematical theory of finance"@en . "Introduction to the mathematical theory of finance" . "Introduction to the mathematical theory of finance"@en . . . . . . . . "Problems and exercises"@en . "Problems and exercises" . . . . . . . . . . . . "Introduction to the Mathematical Theory of Finance"@en . . . . . . . . . . .