Zeltiņš, P., G. Šņepsts, J. Donis, R. Rieksts-Riekstiņš, A. Kangur, and Āris Jansons. “Advancing Height Growth Models for the Improved Forest Reproductive Material of the Main Tree Species in Latvia”. Baltic Forestry, vol. 28, no. 2, Jan. 2023, doi:10.46490/BF682.