BibTeX
@ARTICLE{
         Lyness1967NDo,
       author = "Lyness, J. N. and Moler, C. B.",
       title = "Numerical Differentiation of Analytic Functions",
       journal = "SIAM Journal on Numerical Analysis",
       volume = "4",
       number = "2",
       pages = "202--210",
       year = "1967",
       doi = "10.1137/0704019",
       url = "https://doi.org/10.1137/0704019",
       ad_theotech = "Complex Step Differentiation"
}