@BOOK{ Book!D - 103055111,
AUTHOR = "/ Martin M. Guterman, Zbigniew H. Nitecki",
TITLE = "Differential equations. a first course",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه کردستان",
SUBJECT = "Differential equations",
URL = "/book/103055111/Differential-equations-a-first-course/"}