E. P. Bosett, R. S. Horodysk, C. Zabini, W. M. K. Matsumura, and A. C. Penteado, “Occurrence of subnormal size phenotype in the latest Eifelian/earliest Givetian boundary, Tibagi city, Paraná State, Brazil: taphonomic and paleosynecologic implications”, bcnaturais, vol. 5, no. 2, pp. 135–149, Aug. 2010, doi: 10.46357/bcnaturais.v5i2.638.