KLYMENKO, O. L.; 						VAKULENKO, T. B..
 Comparative anatomo-morphological study on Grindelia Willd. species (Asteraceae).
<strong>Modern Phytomorphology</strong>, [S.l.], v. 2, p. 105-107, apr. 2012.
ISSN 2227-9555.
Available at: &lt;<a href="http://ojs.phytomorphology.org/index.php/MP/article/view/394" target="_new">http://ojs.phytomorphology.org/index.php/MP/article/view/394</a>&gt;. Date accessed: 13 apr. 2018.
doi: <a href="https://doi.org/10.5281/zenodo.162605">https://doi.org/10.5281/zenodo.162605</a>.