TY - RPRT TI - A unique, ring-like radio source with quadrilateral structure detected with machine learning AU - Lochner, M. AU - Rudnick, L. (ORCID:0000000156367213) AU - Heywood, I. (ORCID:0000000168645057) AU - Knowles, K. (ORCID:0000000284520825) AU - Shabala, S. S. (ORCID:0000000150640493) PY - 2023 DO - 10.1093/mnras/stad074 UR - https://www.osti.gov/biblio/2422406 ID - 2422406 ER -