@misc{markert_distribution_of_1989, 
author={Markert, B.},
title={Distribution of chemical elements in Vaccinium myrtillus (blueberry): Basic problems for representative sampling of plants for multi-element analysis in ecosystems},
year={1989},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Markert, B.: Distribution of chemical elements in Vaccinium myrtillus (blueberry): Basic problems for representative sampling of plants for multi-element analysis in ecosystems. Fresenius Journal of Analytical Chemistry. 1989. vol. 333, 11-14.}}