Dold,A.ed, & Eckmann,B. (1975). Spectral theory and Differential Equations.448. Springer-Verlag.
Dyfyniad Arddull ChicagoDold,A.ed, and Eckmann,B. Spectral Theory and Differential Equations.448. Berlin: Springer-Verlag, 1975.
Dyfyniad MLADold,A.ed, and Eckmann,B. Spectral Theory and Differential Equations.448. Springer-Verlag, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.