Jeanne Lindgren (2013-07-23). "Reddy" and Waiting: Scarlet Skimmer. http://hawaiinaturejournal.weebly.com/.
Joshi, S., P. Koparde, K. A. Subramanian, P. Roy (2015). Crocothemis servilia Drury, 1770 – Scarlet Skimmer. http://www.indianodonata.org/.