[1]
V. D. Pavlovic, D. G. Ciric, and N. S. Doncov, “Christoffel-Darboux Formula Most Directly Applied in Generating Economical Linear Phase Low-Pass Digital FIR Filter Functions”, ELEKTRON ELEKTROTECH, vol. 18, no. 8, pp. 109–112, Oct. 2012, doi: 10.5755/j01.eee.18.8.2639.