TY - JOUR AU - O. A. Kuvshinov TI - About the geometry of the Cassini oval, its non-convexity degree and $\varepsilon$-offset layer JO - Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta PY - 2022 SP - 34 EP - 57 VL - 60 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IIMI_2022_60_a2/ LA - ru ID - IIMI_2022_60_a2 ER -