Anthropogenic impact on a seacoast landscape during the last 1300 years in central Latvia, Northeastern EuropeStivrinš, Normunds; Doniņa, Inga; Auns, Muntis; Blaus, Ansis; Liiv, Merlin; Steinberga, Dace; Jasiunas, Nauris; Grudzinska, IevaGeoarchaeology2023 / 16 p https://doi.org/10.1002/gea.21961

Heavy metals in the lake muds of EstoniaHödrejärv, Helvi; Lepane, ViiaEstonian Curative Muds : workshop, Tallinn, Oct. 22, 19921993 / p. 31-32

Non-pollen palynomorphs from 78 surface sediment samples reveal spatial distribution of phytoplankton in Latvian lakes and pondsStivrinš, NormundsEstonian journal of earth sciences2023 / p. 226-235 https://doi.org/10.3176/earth.2023.87