All content of Opuscula 13 is available with open access. Printed edition distributed by Eddy.se AB. Also available at Amazon.com, Adlibris, and Bokus. View volume at ERIH PLUS. Dissertation abstracts 2019–2020 Therese Emanuelsson-Paulson | Polygonal columns in Greek architecture, Stockholm University 2020, ISBN 978-91-7797-761-2. http://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-179006 Axel Frejman | With gods as neighbours. Extra-temenal activity at Greek rural sanctuaries, 700–200 BCE, Uppsala University 2020, ISBN 978-91-506-2814-2. http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-405942 Bibliographical information ‘Dissertation abstracts 2019–2020’, Opuscula. Annual of the Swedish Institutes at Athens and Rome (OpAthRom) 13, Stockholm 2020, 246–248. ISSN: 2000-0898. ISBN: 978-91-977799-2-0. https://doi.org/10.30549/opathrom-13-16