1.
Troels-Smith J. Ivy, Mistletoe and Elm Climate Indicators - Fodder Plants. A Contribution to The Interpretation of the Pollen Zone Border VII-VIII. raekke4 [Internet]. 1960 Dec. 31 [cited 2024 May 18];4(4):1-32. Available from: https://geusjournals.org/index.php/raekke4/article/view/7000