Analysis of symmetric periodic orbits in a tripolar system with a segment Giulliano Assis Sodero Boaventura, Alessandra Ferraz da Silva Ferreira, Silvia Maria Giuliatti Winter and Othon Cabo Winter Eur. Phys. J. Spec. Top., 232 18-19 (2023) 2997-3005 Published online: 04 December 2023 DOI: 10.1140/epjs/s11734-023-01036-8