Edwards, K.J., Halstead, P., and Zvelebil, M.1996: The Neolithic transition in the Balkans - archaeological perspectives and palaeoecological evidence: a comment on Willis and Bennett . The Holocene6, 120-22.
2.
Magri, D.1996: The Neolithic transition and palaeoecology in the Balkans: a comment on Willis and Bennett. The Holocene6, 119-20.
3.
Pigott, C.D. and Walters, S.M.1954: On the interpretation of the discontinuous distributions shown by certain British species of open habitats. Journal of Ecology42, 95-116.
4.
Van Andel, T.H. and Runnels, C.N.1995: The earliest farmers in Europe. Antiquity69, 481-500.
5.
Willis, K.J. and Bennett, K.D.1994: The Neolithic transition - fact or fiction? Palaeoecological evidence from the Balkans. The Holocene4, 326-30.