- Conodont bioapatite resembles vertebrate enamel by XRD propertiesNemliher, Jüri; Kallaste, ToivoEstonian journal of earth sciences2012 / p. 191-192 https://artiklid.elnet.ee/record=b2533907*est
- Morphological variation suggests that chitinozoans may be fossils of individual microorganisms rather than metazoan eggsLiang, Yan; Bernardo, Joseph; Goldman, Daniel; Nõlvak, Jaak; Tang, Peng; Wang, Wenhui; Hints, OlleProceedings of the Royal Society B: Biological Sciences2019 / art. 20191270, 8 p. : ill https://doi.org/10.1098/rspb.2019.1270 https://www.scopus.com/sourceid/130030 https://www.scopus.com/record/display.uri?eid=2-s2.0-85070821900&origin=inward&txGid=1f920887360d058c5e6460495e54b6ca https://jcr.clarivate.com/jcr-jp/journal-profile?journal=P%20ROY%20SOC%20B-BIOL%20SCI&year=2021 https://www.webofscience.com/wos/woscc/full-record/WOS:000482187500017
- New encrusting tentaculitoids from the Silurian of Estonia and taxonomic status of Anticalyptraea Quenstedt, 1867Zaton, Michal; Vinn, Olev; Toom, Ursula; Slowinski, JakubGFF2022 / p. 111-117 : ill., map https://doi.org/10.1080/11035897.2022.2042378 https://www.scopus.com/sourceid/25844 https://www.scopus.com/record/display.uri?eid=2-s2.0-85129225834&origin=inward&txGid=99de01bc91186b8913da749fb2c4537c https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GFF&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000780843900001