@BOOK{ Book!D - 104531257,
AUTHOR = "A. V. Bitsadze, D. F. Kalinichenko",
TITLE = "A collection of problems on the equations of mathematical physics",
LIBRARY= "کتابخانه مرکزی و مرکز نشر دانشگاه بیرجند (دکتر محمد حسن گنجی)",
SUBJECT = "، Mathematical physics- problems, exercises, etc.,، Equations- problems, exercises, etc.",
URL = "/book/104531257/A-collection-of-problems-on-the-equations-of-mathe/"}