Minor-obstructions for apex sub-unicyclic graphs. - Alexandros Leivaditis; Alexandros Singh; Giannos Stamoulis; Dimitrios M. Thilikos; Konstantinos Tsatsanis; Vasiliki Velona (Discret. Appl. Math., 2020)

Minor obstructions for apex-pseudoforests. - Alexandros Leivaditis; Alexandros Singh; Giannos Stamoulis; Dimitrios M. Thilikos; Konstantinos Tsatsanis (Discret. Math., 2021)