@BOOK{ Book!D - 104054707,
AUTHOR = "Spiegel, Murray R",
TITLE = "Schaumʹs outline of theory and problems of calculus of finite differences and difference equations",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه اصفهان",
SUBJECT = "Differential equations",
URL = "/book/104054707/Schaumʹs-outline-of-theory-and-problems-of-calculu/"}