https://www.youtube.com/watch?v=Jp1Y1XQlS64https://www.youtube.com/watch?v=6IcHB22DFqshttp://books.google.com.pe/books?id=MwFPWoEn0K0C&lpg=PT2&dq=introduccion%20ala%20matematica%20financiera&hl=es&pg=PT2#v=onepage&q&f=falsehttp://books.google.com.pe/books?id=0j8Sua1L8hQC&lpg=PA11&dq=introduccion%20ala%20matematica%20financiera&hl=es&pg=PA13#v=onepage&q=introduccion%20ala%20matematica%20financiera&f=false