The Fuss formulas in the Poncelet porism. - Waldemar Cieslak; Witold Mozgawa (Comput. Aided Geom. Des., 2018)

Exploring the Isoptics of Fermat Curves in the Affine Plane Using DGS and CAS. - Thierry N. Dana-Picard; Aharon Naiman; Witold Mozgawa; Waldemar Cieslak (Math. Comput. Sci., 2020)