From bog to fen : palaeoecological reconstruction of the development of a calcareous spring fen on Saaremaa, EstoniaBlaus, Ansis; Reitalu, Triin; Amon, Leeli; Vassiljev, Jüri; Alliksaar, Tiiu; Veski, SiimVegetation history and archaeobotany2020 / p. 373–391 : ill https://doi.org/10.1007/s00334-019-00748-z Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Pollen richness : a reflection of vegetation diversity or pollen-specific parameters?Väli, Vivika; Odgaard, Bent Vad; Väli, Ülo; Poska, AnneliVegetation history and archaeobotany2022 / p. 611-622 https://doi.org/10.1007/s00334-022-00879-w Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS