• Chitinozoan biostratigraphy in the Haljala Regional Stage, Upper Ordovician: A high-resolution approach from NE EstoniaBauert, Garmen; Nõlvak, Jaak; Bauert, HeikkiGFF2014 / p. 26-29 : ill https://doi.org/10.1080/11035897.2013.857715 https://www.scopus.com/sourceid/25844 https://www.scopus.com/record/display.uri?eid=2-s2.0-84901189407&origin=inward&txGid=ea2001acac5d4ee865c758bcf61e995d https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GFF&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000335945500006
• Clarifying Haljala Stage in EstoniaPaiste, Tõnn; Meidla, Tõnu; Männik, Peep; Nõlvak, Jaak13th International Symposium on the Ordovician System, July 19-22, 20192019 / p. 149–150 http://www.igcp653.org/wp-content/uploads/2019/07/ISOS13Proceedings.pdf
• Development of palaeolake HaljalaSaarse, Leili; Niinemets, Eve; Amon, Leeli; Heinsalu, Atko; Veski, Siim; Sohar, KadriExtent and timing of the Weichselian Glaciation southeast of the Baltic Sea : International Field Symposium of the INQUA Peribaltic Working Group : Tartu, September 13-17, 2009 : [abstracts & guidebook]2009 / p. 41-42 : ill
• The boundary between the Haljala and Kukruse Regional Stages (Ordovician) in north-western EstoniaPaiste, Tõnn; Meidla, Tõnu; Männik, Peep10th Baltic Stratigraphic Conference : Checiny, 12-14 September 2017 : abstracts and field guide2017 / p. 65-66 : ill http://geo.uw.edu.pl/tl_files/publikacje/10th_Baltic_Stratigraphic_Conference_Abstracts_and_Field_Guide.pdf
• The lower boundary of the Haljala Regional Stage (Sandbian, Upper Ordovician) in EstoniaPaiste, Tõnn; Männik, Peep; Nõlvak, Jaak; Meidla, TõnuEstonian journal of earth sciences2020 / p. 76–90 : ill https://doi.org/10.3176/earth.2020.05 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-85085035292&origin=inward&txGid=6fb77f736e16c8d0b175b38cb42b58bc https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000540165800002
• Vabad valimised Haljala vallasAadel, LeoVirumaa Teataja2000 / 25. veebr., lk. 2 : fot