Guillermo-Ferreira, Rhainer Appel, Esther Urban, Paulina C. Bispo, Pitágoras Gorb, Stanislav N. Tracheae emerging from wing veins from The unusual tracheal system within the wing membrane of a dragonfly Light microscopy and TEM images of tracheae emerging from wing veins and branching inside the wing membrane odonata;morphology;evolution;wing;microscopy;ultrastructure 2017-05-02
    https://rs.figshare.com/articles/figure/Tracheae_emerging_from_wing_veins_from_The_unusual_tracheal_system_within_the_wing_membrane_of_a_dragonfly/4960244
10.6084/m9.figshare.4960244.v1