@ARTICLE{Olech_Maria_Preliminary_1991, author={Olech, Maria}, volume={vol. 12}, number={No 1}, journal={Polish Polar Research}, pages={129—131}, howpublished={online}, year={1991}, publisher={Polish Academy of Sciences}, publisher={Committee on Polar Research}, type={Short communication}, title={Preliminary observations on the content of heavy metals in thalli of Usnea antarctica Du Rietz (Lichenes) in the vicinity of the "H. Arctowski" Polish Antarctic Station}, URL={http://www.journals.pan.pl/Content/111119/PDF-MASTER/1991-1_129-131.pdf}, }