• Balti klint - loodus ja ajaluguSuuroja, Kalle2008 https://www.ester.ee/record=b2343423*est
• Baltic Klint in North Estonia as a symbol of Estonian natureSuuroja, Kalle2006 https://www.ester.ee/record=b2128676*est
• Centimetre-scale variability of redox-sensitive elements in Tremadocian black shales from the eastern Baltic PalaeobasinHints, Rutt; Soesoo, Alvar; Voolma, Margus; Tarros, Siim; Kallaste, Toivo; Hade, SigridEstonian journal of earth sciences2014 / p. 233-239 : ill https://artiklid.elnet.ee/record=b2705856*est https://doi.org/10.3176/earth.2014.24 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84919398900&origin=inward&txGid=820130e907591539f495fdbdc99e5378 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000346296000009
• The sedimentary sequence recovered from the Voka outcrops, northeastern Estonia : implications for late Pleistocene stratigraphyMolodkov, Anatoli; Bolikhovskaya, Nataliya; Miidel, Avo; Ploom, KuldevEstonian journal of earth sciences2007 / 1, p. 47-62 : ill