• Aul vajab kaitsetRammul, ÜllarEesti Jahimees2014 / lk. 28-29
• Comparative analysis of content and composition of essential oils of Thymus vulgaris L. from different regions of EuropeRaal, Ain; Gontova, Tetiana; Palmeos, Maie; Orav, Anne; Sayakova, Galiya; Koshovyi, OlehProceedings of the Estonian Academy of Sciences2024 / p. 332-344 https://doi.org/10.3176/proc.2024.4.02
• Comparative chemical composition of the essential oil of Thymus vulgaris L. from different geographical sourcesRaal, Ain; Arak, Elmar; Orav, AnneHerba Polonica2005 / 1/2, p. 10-17
• GrassPlot - a database of multi-scale plant diversity in Palaearctic grasslandsReitalu, Triin; Dengler, Jürgen; Wagner, Viktoria; Pärtel, Meelis; Helm, Aveliina; Ingerpuu, NelePhytocoenologia2018 / p. 331-347 https://doi.org/10.1127/phyto/2018/0267 https://www.scopus.com/sourceid/16536 https://www.scopus.com/record/display.uri?eid=2-s2.0-85054285897&origin=inward&txGid=616566cfc6a7584da1f096a88a0fab5b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=PHYTOCOENOLOGIA&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000440825400006
• Tähelepanu all on aulRammul, Üllar; Kinks, Riho; Volke, VeljoTiirutaja : linnuhuvilise teabeleht2014 / lk. 1 http://www.eoy.ee/sites/default/files/Tiirutaja_26_www.pdf