@article{de Moor_2017, title={Dragonflies as indicators of aquatic ecosystem health}, volume={113}, url={https://sajs.co.za/article/view/3638}, DOI={10.17159/sajs.2017/a0199}, number={3/4}, journal={South African Journal of Science}, author={de Moor, Ferdinand C.}, year={2017}, month={Mar.}, pages={2} }