Bārdule, A., Bārdulis, A., Polmanis, K., Krumšteds, L. L., Butlers, A., Stola, J., Skranda, I., Purviņa, D., Zvaigzne, Z. A., Muižnieks, E., Lībiete, Z., Zvirbulis, U., Kļaviņš, I., Jansons, J., & Lazdiņš, A. (2021). Trends of Scots pine forest health and element flow changes in the ICP Forests monitoring sites in Latvia. Baltic Forestry, 27(2). https://doi.org/10.46490/BF536