van Dorsselaer, J. L. M., & Hundsdorfer, W. (1994). Stability estimates based on numerical ranges with an application to a spectral method. BIT Numerical Mathematics, 34(2), 228-238. https://doi.org/10.1007/BF01955870
Chicago Style (17th ed.) Citationvan Dorsselaer, J. L. M., and W. Hundsdorfer. "Stability Estimates Based on Numerical Ranges with an Application to a Spectral Method." BIT Numerical Mathematics 34, no. 2 (1994): 228-238. https://doi.org/10.1007/BF01955870.
MLA (9th ed.) Citationvan Dorsselaer, J. L. M., and W. Hundsdorfer. "Stability Estimates Based on Numerical Ranges with an Application to a Spectral Method." BIT Numerical Mathematics, vol. 34, no. 2, 1994, pp. 228-238, https://doi.org/10.1007/BF01955870.
Warning: These citations may not always be 100% accurate.