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APA Citation
Thomka, J. R., Vinn, O., & Toom, U. (2022). site-selectivity of symbiotic (parasitic?) pits in crinoid column material from the middle Silurian (Wenlock: Sheinwoodian) of western Estonia. Ichnos, 29(2), 71–75. http://access.bl.uk/ark:/81055/vdc_100169746744.0x000028