1 2 3 4 Poulakakis, Nikos; Edwards, Danielle L.; Chiari, Ylenia; Garrick, Ryan C.; Russello, Michael A.; Benavides, Edgar; Watkins-Colwell, Gregory J.; Glaberman, Scott; Tapia, Washington; Gibbs, James P.; Cayot, Linda J.; Caccone, Adalgisa (2015). “Description of a new Galapagos giant tortoise species (Chelonoidis; Testudines: Testudinidae) from Cerro Fatal on Santa Cruz island”. PLOS ONE. 10 (10): e0138779. doi:10.1371/journal.pone.0138779. Chú thích có tham số trống không rõ: |1= (trợ giúp)
