Diatom and microarthropod communities of three airfields in Estonia – their differences and similarities and possible linkages to airfield properties [Online resource]Vacht, Piret; Kuu, Annely; Puusepp, Liisa; Koff, Tiiu; Kutti, Sander; Raamets, Jane; Küttim, LiisaEuropean journal of ecology2018 / P. 1-14 : ill https://doi.org/10.2478/eje-2018-0008 Journal metrics at Scopus Article at Scopus

Heavy metals in snow and some indicator plants in EstoniaPunning, Jaan-Mati; Zobel, Martin; Lillemets, S.; Trass, H.; Roosma, A.; Minayeva, O.; Saare, L.; Viitak, Anu; Hödrejärv, HelviProceedings of the Estonian Academy of Sciences. Ecology1991 / 1/2, p. 65-71

Looduslikest ökoindikaatoritest raskmetallide leviku määramisel EestisHödrejärv, Helvi; Ott, RomanKaasaegse ökoloogia probleemid : ökoloogia ja ühiskond : vabariikliku IV ökoloogiakonverentsi teesid : Tartu, 23.-25. märts 1988. aastal = Проблемы современной экологии : экология и общество : тезисы республиканской IV экологической конференции, Тарту, 23 по 25 марта 1988 г. = Problems of contemporary ecology : ecology and society : abstracts of the republican IV conference in ecology : March, 23-25, 1988, Tartu1988 / lk. 29-34 : ill https://www.ester.ee/record=b1221568*est

Species composition and diatom indices in relation to environmental parameters in Estonian streamsVilbaste, Sirje; Truu, Jaak; Leisk, Ülle; Iital, ArvoArchiv für hydrobiologie : supplement2007 / 3/4, p. 307-326 : ill https://www.schweizerbart.de/papers/largerivers/detail/17/80030/Species_composition_and_diatom_indices_in_relation_to_environmental_parameters_in_Estonian_streams