@article{suominen_ruokolainen_pitkänen_tuomisto_2015,  title={Similar understorey structure in spite of edaphic and floristic
               dissimilarity in Amazonian forests},  volume={45},  ISSN={0044-5967},  url={https://doi.org/10.1590/1809-4392201500132},  DOI={10.1590/1809-4392201500132},  number={4},  journal={Acta Amazonica},  publisher={Instituto Nacional de Pesquisas da Amazônia},  author={SUOMINEN, Lassi and RUOKOLAINEN, Kalle and PITKÄNEN, Timo and TUOMISTO, Hanna},  year={2015},  month={Oct},  pages={393–404} }