M. B. Harvey, K. A. O’connell, G. Barraza, A. Riyanto, N. Kurniawan, and E. N. Smith, “Two new species of Cyrtodactylus (Squamata: Gekkonidae) from the Southern Bukit Barisan Range of Sumatra and an estimation of their phylogeny”, Zootaxa, vol. 4020, no. 3, pp. 495–516, Sep. 2015.