C. Zanolli, O. Kullmer, J. Kelley, A.-M. Bacon, F. Demeter, J. Dumoncel, L. Fiorenza, F. E. Grine, J.-J. Hublin, A. T. Nguyen, T. M. H. Nguyen, L. Pan, B. Schillinger, F. Schrenk, M. M. Skinner, X. Ji, and R. Macchiarelli. Evidence for increased hominid diversity in the Early to Middle Pleistocene of Indonesia. Nat Ecol Evol, volume 3, issue 5, pages 755-764, May 2019.