@article{Dahlquist_1956, title={Convergence and stability in the numerical integration of ordinary differential equations}, volume={4}, url={https://www.mscand.dk/article/view/10454}, DOI={10.7146/math.scand.a-10454}, journal={MATHEMATICA SCANDINAVICA}, author={Dahlquist, Germund}, year={1956}, month={Dec.}, pages={33–53} }