Zeltiņš, P., Šņepsts, G., Donis, J., Rieksts-Riekstiņš, R., Kangur, A. and Jansons, Āris 2023. Advancing height growth models for the improved forest reproductive material of the main tree species in Latvia. Baltic Forestry. 28, 2 (Jan. 2023). DOI:https://doi.org/10.46490/BF682.