Yeh, W.-C., Lee, I.-L. and Wong, K.-C. 2015. Description of Sarasaeschna kaoi sp. nov. in Taiwan, with notes on the proposed differentiating characters of the pyanan-group (Odonata, Aeshnidae). Zootaxa. 3926, 1 (Mar. 2015), 122–128. DOI:https://doi.org/10.11646/zootaxa.3926.1.6.