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Ngo, Q. P. .; Nguyen, M. T. .

The Genus Ophiogomphus Lieftinck, 1964 in Vietnam, With Descriptions of the Female of O. minimus Karube, 2014 and O. phantoani Sp. Nov. (Odonata: Gomphidae)

. Zootaxa 2021, 5061, 134-144.