Shashkin, Y. A. (1991). Fixed points. American Mathematical Society.
Chicago Style (17th ed.) CitationShashkin, Yu. A. Fixed Points. Providence: American Mathematical Society, 1991.
MLA (9th ed.) CitationShashkin, Yu. A. Fixed Points. American Mathematical Society, 1991.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.