Naskrecki, P., and C. S. Bazelet. “A Species Radiation Among South African Flightless Spring Katydids (Orthoptera: Tettigoniidae: Phaneropterinae: Brinckiella Chopard)”. Zootaxa, vol. 2056, no. 1, Mar. 2009, pp. 46–62, doi:10.11646/zootaxa.2056.1.2.