Hidayat, Saifullah, et al. “Study on Diversity of Dragonfly (Odonata) As A Bioindicator of Water Quality in Mount Muria Area, Central Java”. Journal of Natural Sciences and Mathematics Research, vol. 5, no. 2, Dec. 2019, pp. 53-61, https://journal.walisongo.ac.id/index.php/JNSMR/article/view/11059.