Bielak K, Dudzińska M, Pretzsch H. Mixed stands of Scots pine (Pinus sylvestris L.) and Norway spruce [Picea abies (L.) Karst] can be more productive than monocultures. Evidence from over 100 years of observation of long-term experiments. For. syst. [Internet]. 2014Dec.1 [cited 2024Apr.29];23(3):573-89. Available from: https://fs.revistas.csic.es/index.php/fs/article/view/6195