APA (7th ed.) Citation

Donner, K. (1982). Extension of positive operators and Korovkin theorems Klaus Donner. Springer-Verlag. https://doi.org/10.1007/BFb0094133

Chicago Style (17th ed.) Citation

Donner, Klaus. Extension of Positive Operators and Korovkin Theorems Klaus Donner. Berlin ; New York: Springer-Verlag, 1982. https://doi.org/10.1007/BFb0094133.

MLA (9th ed.) Citation

Donner, Klaus. Extension of Positive Operators and Korovkin Theorems Klaus Donner. Springer-Verlag, 1982. https://doi.org/10.1007/BFb0094133.

Warning: These citations may not always be 100% accurate.