EUROPEAN CONGRESS ON ODONATOLOGY; et al. ECOO 2022 : 6th European Congress on Odonatology : book of abstracts : 27-30th June 2022, Kamnik, Slovenia. Ljubljana : Slovene Dragonfly Society : = Slovensko odonatološko društvo, 2022. VIII, 98 str.. ISBN 978-961-95850-0-9.