• Age of the Kalana Lagerstätte, early Silurian, EstoniaMännik, Peep; Tinn, Oive; Loydell, David, K.; Ainsaar, L.Estonian journal of earth sciences2016 / p. 105-114 : ill https://doi.org/10.3176/earth.2016.10 https://artiklid.elnet.ee/record=b2778946*est https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84970026506&origin=inward&txGid=37d1c593c7424da3a07aa1af6dffe8a9 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2016 https://www.webofscience.com/wos/woscc/full-record/WOS:000376670200005
• Age of the silurian lower red beds in South China : stratigraphical evidence from the sanbaiti sectionChen, Zhongyang; Männik, Peep; Fan, Junxuan; Wang, Chengyuan; Chen, Qing; Sun, Zongyuan; Chen, Dongyang; Li, ChaoJournal of earth science2021 / p. 524–533 : ill https://doi.org/10.1007/s12583-020-1350-6 https://www.scopus.com/sourceid/19200157056 https://www.scopus.com/record/display.uri?eid=2-s2.0-85099840927&origin=inward&txGid=37415783cad49cd3593b4f1fbcae656b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=J%20EARTH%20SCI-CHINA&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000612570700001
• Chitinozoan biostratigraphy of the Upper Ordovician D. clingani and P. linearis graptolite biozones on the Island of Bornholm, DenmarkVandenbroucke, Thijs R. A.; Recourt, Philippe; Nõlvak, Jaak; Nielsen, Arne T.Stratigraphy2013 / p. 281-301 : ill https://biblio.ugent.be/publication/5645860
• A crustoid graptolite lithoimmured inside a Middle Ordovician nautiloid conch from Northern EstoniaVinn, Olev; Wilson, Mark A.; Toom, UrsulaAnnales societatis geologorum Poloniae2019 / p. 285-290 : ill https://doi.org/10.14241/asgp.2019.17 https://www.scopus.com/sourceid/17300154911 https://www.scopus.com/record/display.uri?eid=2-s2.0-85077345478&origin=inward&txGid=d88889203f138641ee1cca4c12fbb55c https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ANN%20SOC%20GEOL%20POL&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000504925700003
• Integrated Upper Ordovician–lower Silurian biostratigraphy of the Grötlingbo-1 core section, SwedenMännik, Peep; Loydell, David Kendrick; Nestor, Viiu; Nõlvak, JaakGFF2015 / p. 226 - 244 https://doi.org/10.1080/11035897.2015.1042032 https://www.scopus.com/sourceid/25844 https://www.scopus.com/record/display.uri?eid=2-s2.0-84943602181&origin=inward&txGid=f34e5548eb4197a93e2e4ef16cb18d06 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GFF&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000362516800008
• Middle to Late Ordovician graptolite and chitinozoan biostratigraphy of the Kandava-25 drill core in western LatviaGoldman, Daniel; Nõlvak, Jaak; Maletz, JörgGFF2015 / p. 197 - 211 https://doi.org/10.1080/11035897.2015.1021375 https://www.scopus.com/sourceid/25844 https://www.scopus.com/record/display.uri?eid=2-s2.0-84943657463&origin=inward&txGid=87044c1810d0cc5a12090ba5ba077323 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GFF&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000362516800006
• Mid-Llandovery volcanism recorded in the Baltic Basin – correlation of bentonites and tectono-magmatic interpretation of volcanic sourcesKiipli, TarmoResearchGate2021 / 13 p. : ill https://doi.org/10.13140/RG.2.2.20438.16967
• More about the Ordovician-Silurian transition beds at Mirny Creek, Omulev Mountains, NE Russia: carbon isotopes and conodontsKaljo, Dimitri; Männik, Peep; Martma, Tõnu; Nõlvak, JaakEstonian journal of earth sciences2012 / p. 277-294 : ill https://artiklid.elnet.ee/record=b2552072*est
• On the lower boundary of the Floian Stage in EstoniaPärnaste, Helje; Viira, ViiveEstonian journal of earth sciences2012 / p. 205-209 https://artiklid.elnet.ee/record=b2551998*est
• Silurian bentonites in Lithuania : correlations based on sanidine phenocryst composition and graptolite biozonation - interpretation of volcanic source regionsKiipli, Tarmo; Radzevičius, Sigitas; Kallaste, ToivoEstonian journal of earth sciences2014 / p. 18-29 : ill https://artiklid.elnet.ee/record=b2663120*est https://doi.org/10.3176/earth.2014.02 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84894300342&origin=inward&txGid=8e0431daa19a8b670d1822ad22cc022f https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000332304400002