Wilson, M.A. & Zaton, M. & Avni, Y. (2012)
Origin, palaeoecology and stratigraphic significance of bored and encrusted concretions from the Upper Cretaceous (Santonian) of southern Israel.
Palaeobiodiversity and Palaeoenvironments, 92(3), 343–352 DOI: 10.1007/s12549-012-0082-8