(1979). Functional differential equations and approximation of fixed points. Springer-Verlag.
芝加哥风格引文Functional Differential Equations and Approximation of Fixed Points. Berlin: Springer-Verlag, 1979.
MLA引文Functional Differential Equations and Approximation of Fixed Points. Springer-Verlag, 1979.
警告：这些引文格式不一定是100％准确.