Szymczak, W. G., & Babuška, I. (1984). Adaptivity and Error Estimation for the Finite Element Method Applied to Convection Diffusion Problems. SIAM journal on numerical analysis, 21(5), 910-954. https://doi.org/10.1137/0721059
Chicago Style (17th ed.) CitationSzymczak, W. G., and I. Babuška. "Adaptivity and Error Estimation for the Finite Element Method Applied to Convection Diffusion Problems." SIAM Journal on Numerical Analysis 21, no. 5 (1984): 910-954. https://doi.org/10.1137/0721059.
MLA (9th ed.) CitationSzymczak, W. G., and I. Babuška. "Adaptivity and Error Estimation for the Finite Element Method Applied to Convection Diffusion Problems." SIAM Journal on Numerical Analysis, vol. 21, no. 5, 1984, pp. 910-954, https://doi.org/10.1137/0721059.
Warning: These citations may not always be 100% accurate.