Vinita V. Sondur and Vilas B. Sondur and Narasimha H. Ayachit, Design of Digital Differentiator to Optimize Relative Error. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. May 2008, vol. 17(5). 1491 - 1496 [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/8513.