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The history of Dacia’s forests in the Orăștie Mountains region. Contribuții Botanice, 53: 67-68, Grădina Botanică “Alexandru Borza” Cluj-Napoca, DOI:10.24193/Contrib.Bot.53.7
https://contributii_botanice.reviste.ubbcluj.ro/materiale/2018/Contrib_Bot_vol_53_pp_67-78.pdf