@BOOK{ Book!D - 91088832, AUTHOR = "O'Neil, Peter V.", TITLE = "Advanced engineering mathematics", LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه حکیم سبزواری", SUBJECT = "، Engineering mathematics", URL = "/book/91088832/Advanced-engineering-mathematics/"}