• First ice core records of NO3– stable isotopes from Lomonosovfonna, SvalbardVega, Carmen Paulina; Pohjola, Veijo Allan; Samyn, Denis; Pettersson, Rickard; Isaksson, Elisabeth; Björkman, Mats P.; Martma, Tõnu; Marca, Alina D.; Kaiser, JanJournal of Geophysical Research2015 / p. 313 - 330 https://doi.org/10.1002/2013JD020930 https://www.scopus.com/sourceid/28428 https://www.scopus.com/record/display.uri?eid=2-s2.0-84922069956&origin=inward&txGid=a0dc0d80c1af9058adccd1df5d9d4a4a https://jcr.clarivate.com/jcr-jp/journal-profile?journal=J%20GEOPHYS%20RES-ATMOS&year=2023 https://www.webofscience.com/wos/woscc/full-record/WOS:000349104700020
• Nitrate stable isotopes and major ions in snow and ice samples from four Svalbard sitesVega, Carmen P.; Björkman, Mats P.; Pohjola, Veijo A.; Isaksson, Elisabeth; Pettersson, Rickard; Martma, Tõnu; Marca, Alina; Kaiser, JanPolar Research2015 / art. 23246 https://doi.org/10.3402/polar.v34.23246 https://www.scopus.com/sourceid/22310 https://www.scopus.com/record/display.uri?eid=2-s2.0-84934774958&origin=inward&txGid=d39693f3fabd5430e545e4f1102c7687 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=POLAR%20RES-SWEDEN&year=2023 https://www.scopus.com/record/display.uri?eid=2-s2.0-84934774958&origin=inward&txGid=65321441e82ad0f54c5de0457fea4763