Nguyen, M. T.; Novelo-Gutiérrez, R.; Ngiam, R. W. J.; Kim, J.; Phan, Q. T.; Keetapithchayakul, T. S. Taxonomic Study of Morphology and Distribution of Nannophya pygmaea Rambur, 1842 (Odonata: Libellulidae) With a Discussion on the Possibility of Cryptic Diversity and Larval Comparison of Genera in Subfamily Brachydiplacinae. Zootaxa 2026, 5777, 555-573.