@misc{markert_interelement_correlations_1993, 
author={Markert, B.},
title={Interelement correlations detectable in plant samples based on data from reference materials and highly accurate research samples},
year={1993},
howpublished = {journal article},
note = {Markert, B.: Interelement correlations detectable in plant samples based on data from reference materials and highly accurate research samples. Fresenius Journal of Analytical Chemistry. 1993. vol. 345, 318-322.}}